> ## Documentation Index > Fetch the complete documentation index at: https://www.dynamic.xyz/docs/llms.txt > Use this file to discover all available pages before exploring further. # Server — sign a message with a WAAS wallet > Signs a message using the specified WAAS wallet through an MPC ceremony. ## OpenAPI ````yaml https://app.dynamic.xyz/api-docs/public-api.yaml post /server/{environmentId}/waas/{walletId}/signMessage openapi: 3.0.1 info: title: Dashboard API description: Dashboard API documentation version: 1.0.0 servers: - url: https://app.dynamicauth.com/api/v0 - url: https://app.dynamic.xyz/api/v0 - url: http://localhost:3333/api/v0 security: [] tags: - name: Analytics description: Query usage analytics and event counts for your environment. - name: SDK description: SDK-facing endpoints consumed by embedded Dynamic clients. - name: Server description: Server-side SDK endpoints authenticated by environment API tokens. - name: Organizations description: >- Manage organizations — the top-level container for all environments and projects. - name: Projects description: Manage projects that group related environments under an organization. - name: Environments description: >- Manage environments (live and sandbox) where your authentication configuration lives. - name: Users description: List, search, and manage authenticated users within an environment. - name: Invites description: >- Manage invitation links that grant specific external users access to your environment. - name: Tokens description: >- Create and manage API tokens used to authenticate requests to the Dynamic API. - name: Origins description: >- Configure allowed origins (CORS) for SDK and API access to your environment. - name: Allowlists description: >- Manage allowlists to control which wallet addresses or email addresses can access your environment. - name: Wallets description: View and manage wallets linked to users in your environment. - name: Members description: Manage team members and their roles within an organization. - name: Sessions description: View and revoke active user sessions within an environment. - name: Settings description: Read and update environment-level configuration settings. - name: Exchanges description: >- Configure exchange integrations (Coinbase, Binance, etc.) for fiat on-ramp within your environment. - name: Yield description: List yield vaults registered for your environment. - name: Providers description: >- List, enable, disable, and configure authentication providers (OAuth, email, wallet, SMS, etc.) for your environment. - name: Captcha description: >- Configure captcha verification (provider, site key, secret key) for your environment. - name: Gates description: >- Define access gates that restrict environment entry to users who meet specific criteria. - name: Chains description: >- Manage the blockchain networks available for wallet connection in your environment. - name: Exports description: Export user and wallet data from your environment as downloadable files. - name: Events description: Browse the event log of actions performed within your environment. - name: Webhooks description: >- Create and manage webhooks to receive real-time events (user.created, wallet.linked, etc.) at your endpoint. - name: Custom Fields description: >- Define and manage custom metadata fields collected from users at sign-up or login. - name: MfaSettings description: >- Configure multi-factor authentication (MFA) policies for your organization. - name: Mfa description: Manage MFA enrollment and verification for individual users. - name: CustomHostnames description: >- Configure custom hostnames for white-labeling the Dynamic authentication experience. - name: TestAccount description: >- Manage test accounts used for automated testing and QA within an environment. - name: NameServices description: >- Configure name service integrations (ENS, Unstoppable Domains, etc.) for human-readable wallet addresses. - name: GlobalWallets description: >- Manage global wallets shared across multiple environments in an organization. - name: GlobalWalletConnections description: Configure which environments can access and use global wallets. - name: GlobalWalletAccessControl description: Control which users and roles can access and operate global wallets. - name: UserApiTokens description: >- Create and manage user-scoped API tokens for programmatic access on behalf of a user. - name: Waas description: Wallet-as-a-Service endpoints for creating and managing embedded wallets. - name: WalletConnect description: Configure WalletConnect integration settings for your environment. - name: Checkout description: >- Accept crypto payments and deposits from any wallet. Settle in any token you choose. - name: Flow description: >- Accept crypto payments, deposits, and withdrawals. Amount and destination are fixed server-side at create; the post-create lifecycle is driven with a capability session token. - name: FlowAnalytics description: >- Query aggregated analytics and paginated transaction lists for the Flow product. - name: Gasless description: >- Query billing summaries and paginated transaction lists for sponsored (gasless) transactions. - name: Custom Networks description: >- Add and manage custom EVM-compatible networks beyond the built-in chain list. - name: Chainalysis description: >- Configure Chainalysis integration for blockchain address screening and risk assessment. - name: Visits description: Track and query user visit activity within your environment. - name: ExternalJwt description: >- Configure external JWT providers so existing auth tokens can be used with Dynamic. - name: SDK Views description: >- Manage SDK view configurations that customize the appearance of Dynamic modals and flows. - name: DeeplinkUrls description: Configure deep link URLs for mobile app integration with the Dynamic SDK. - name: OrganizationSettings description: >- Read and update organization-level settings such as approval workflow configuration. - name: AdminActions description: >- Manage admin action requests that require approval from another administrator. - name: ClientGrant description: | OAuth 2.0 Device Authorization Grant flow (RFC 8628) used by first-party Dynamic clients (CLI, MCP server, demo apps, IDE plugins) to obtain a revocable, 30-day client JWT without ever seeing the user's dashboard session token. - name: AuthorizedClients description: | Manage first-party clients (CLI / MCP / demo / IDE plugins) authorized to act as a dashboard user. Surfaced under Profile → Authorized Clients. - name: Kyb description: >- Verify a business's identity via AI Prise passthrough and check KYB tier status. - name: BusinessAccounts description: >- Administer the business accounts (multi-operator wallet containers) that end users create in an environment. - name: ScreeningPolicies description: > Author per-provider address screening policies that map TRM and Chainalysis signals to block, alert, or allow, plus per-address exceptions. The sanctions floor sits underneath every policy and is not configurable. paths: /server/{environmentId}/waas/{walletId}/signMessage: post: tags: - Server summary: Server — sign a message with a WAAS wallet description: Signs a message using the specified WAAS wallet through an MPC ceremony. operationId: signMessageServer parameters: - $ref: '#/components/parameters/environmentId' - $ref: '#/components/parameters/walletId' - $ref: '#/components/parameters/serverSignerProofHeader' requestBody: description: Sign Message Request required: true content: application/json: schema: $ref: '#/components/schemas/SignMessageWithWaasRequest' responses: '200': description: > Successfully created a room for signing message ceremony. Streamed as `text/event-stream` (NOT JSON) by default; the JSON body is returned only when the HTTP transport is selected. content: application/json: schema: $ref: '#/components/schemas/OpenRoomResponse' text/event-stream: schema: type: string '400': $ref: '#/components/responses/BadRequest' '401': $ref: '#/components/responses/Unauthorized' '403': $ref: '#/components/responses/Forbidden' '404': $ref: '#/components/responses/NotFound' '500': $ref: '#/components/responses/InternalServerError' components: parameters: environmentId: in: path name: environmentId required: true description: ID of the environment schema: $ref: '#/components/schemas/uuid' walletId: in: path name: walletId schema: $ref: '#/components/schemas/uuid' required: true description: UUID of the wallet serverSignerProofHeader: in: header name: x-dyn-server-signing-proof required: false description: >- Request proof: a compact ES256 JWS, signed with the server's registered key, binding this request to a single-use `nonce` from `GET /nonces`. The JWS header is `ServerSignerProofHeader` and its payload is `ServerSignerProofPayload`. Required when the request carries a DYN API token and no JWT, and a server signer with a registered key controls the resource. A proof that is present is always verified. schema: type: string pattern: ^[A-Za-z0-9_-]+\.[A-Za-z0-9_-]+\.[A-Za-z0-9_-]+$ maxLength: 4096 schemas: SignMessageWithWaasRequest: type: object required: - message properties: message: $ref: '#/components/schemas/NonEmptyStringWith204800MaxLength' isFormatted: description: >- When true, `message` is treated as a pre-computed 32-byte hash (64 hex characters, optionally with a leading `0x`) and signed by the MPC server as-is ("raw signing"). When false or omitted, the SDK hashes the message bytes using the chain's standard algorithm (e.g. keccak256 for EVM). type: boolean roomId: description: MPC room identifier for the signing session type: string context: $ref: '#/components/schemas/SignMessageContext' bitcoinConfig: $ref: '#/components/schemas/WalletBitcoinConfig' approvalQuorum: $ref: '#/components/schemas/SignMessageApprovalQuorum' shareSetId: allOf: - $ref: '#/components/schemas/uuid' description: | Optional identifier of the share set this operation targets. When omitted, the active rootUser share set for `walletId` is resolved server-side (backwards-compat fallback for older SDKs). OpenRoomResponse: type: object required: - roomId properties: roomId: description: Unique identifier of the opened MPC room type: string serverKeygenIds: description: List of existing server-side key generation identifiers type: array items: $ref: '#/components/schemas/NonEmptyBase58StringWith100MaxLength' newServerKeygenIds: description: List of newly generated server-side key generation identifiers type: array items: $ref: '#/components/schemas/NonEmptyBase58StringWith100MaxLength' walletId: $ref: '#/components/schemas/uuid' uuid: type: string pattern: ^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$ minLength: 36 maxLength: 36 example: 95b11417-f18f-457f-8804-68e361f9164f NonEmptyStringWith204800MaxLength: type: string maxLength: 204800 description: A string with a max length of 204800 characters SignMessageContext: type: object properties: evmTransaction: $ref: '#/components/schemas/SignMessageEvmTransaction' evmUserOperation: $ref: '#/components/schemas/SignMessageEvmUserOperation' svmTransaction: $ref: '#/components/schemas/SignMessageSvmTransaction' suiTransaction: $ref: '#/components/schemas/SignMessageSuiTransaction' btcTransaction: $ref: '#/components/schemas/SignMessageBtcTransaction' eip7702Auth: $ref: '#/components/schemas/SignMessageEip7702Auth' evmMessage: $ref: '#/components/schemas/SignMessageEvmMessage' svmMessage: $ref: '#/components/schemas/NonEmptyStringWith204800MaxLength' suiMessage: $ref: '#/components/schemas/NonEmptyStringWith204800MaxLength' stellarMessage: $ref: '#/components/schemas/NonEmptyStringWith204800MaxLength' aleoMessage: $ref: '#/components/schemas/NonEmptyStringWith204800MaxLength' evmTypedData: $ref: '#/components/schemas/SignMessageEvmTypedData' rawSign: $ref: '#/components/schemas/SignMessageRawSign' domain: $ref: '#/components/schemas/NonEmptyDomainUrlWith255MaxLength' WalletBitcoinConfig: type: object properties: addressType: description: Bitcoin address type format (e.g. p2wpkh, p2sh, p2pkh) type: string network: description: Bitcoin network identifier (e.g. mainnet, testnet) type: string SignMessageApprovalQuorum: type: object description: >- Signing-quorum consent evidence for a business-account-governed sign — the Initiator's own signed Intent (or, when redeeming a stored proposal from a non-Initiator session, `initiatorProof` instead). A top-level sibling of `context`, never nested under it — `context` describes only the operation being signed. Approvals collected from other members are tracked server-side against the proposal, never sent by a client. `intentSignature` is required when first submitting an initiator-signed intent. It is omitted when redeeming an existing proposal, where the server matches the exact intent and restores the stored initiator signature. required: - intent properties: intent: $ref: '#/components/schemas/SignMessageApprovalQuorumIntent' intentSignature: $ref: '#/components/schemas/BusinessAccountIntentSignature' initiatorProof: allOf: - $ref: '#/components/schemas/NonEmptyStringWith4096MaxLength' description: >- Present when the request redeeming this Intent is not the Initiator's own live session. Absent means the request's own bearer token stands for the Initiator instead. NonEmptyBase58StringWith100MaxLength: type: string pattern: ^[1-9A-HJ-NP-Za-km-z]+$ maxLength: 100 description: A base58 string with a max length of 100 characters BadRequest: type: object properties: error: description: Human-readable error message type: string code: description: >- Machine-readable reason for the 400, set only by endpoints that distinguish rejections. Flow endpoints use exchange_not_supported and exchange_currency_unsupported. type: string example: exchange_currency_unsupported Unauthorized: type: object properties: error: description: Human-readable error message describing the authentication failure type: string example: No jwt provided! Forbidden: type: object properties: error: description: Human-readable error message type: string example: Access Forbidden code: description: >- Machine-readable reason for the 403, set only by endpoints that distinguish rejections. Flow endpoints use sanctions_blocked, session_token_invalid and risk_blocked. type: string example: sanctions_blocked NotFound: type: object required: - error - code properties: error: description: Human-readable error message type: string example: Not Found code: description: >- Machine-readable error code. Flow endpoints use exchange_not_configured when the requested exchange isn't set up for the environment. type: string example: not_found InternalServerError: type: object properties: error: description: Human-readable error message type: string example: Internal Server Error SignMessageEvmTransaction: type: object description: Standard EVM transaction properties: to: type: string description: Recipient address chainId: type: number description: Chain ID data: type: string description: Transaction data as hex string gas: type: string description: Gas limit as hex string gasPrice: type: string description: Gas price as hex string maxFeePerGas: type: string description: Maximum fee per gas as hex string maxPriorityFeePerGas: type: string description: Maximum priority fee per gas as hex string nonce: type: number description: Transaction nonce value: type: string description: Transaction value as hex string required: - chainId - to SignMessageEvmUserOperation: type: object description: User Operation (ERC-4337) properties: chainId: type: number description: Chain identifier needed for user operation hash calculation entryPoint: type: string description: Address of the entry point contract operation: $ref: '#/components/schemas/SignMessageUserOperationData' SignMessageSvmTransaction: type: object description: Solana serialized transactions properties: chainId: type: string description: Chain identifier method: type: string description: Method identifier serializedTransactions: type: array items: type: string description: Array of serialized transaction strings required: - chainId - method - serializedTransactions SignMessageSuiTransaction: type: object description: Sui BCS serialized transaction as hex string properties: chainId: $ref: '#/components/schemas/NonEmptyStringWith255MaxLength' serializedTransaction: $ref: '#/components/schemas/NonEmptyStringWith204800MaxLength' required: - chainId - serializedTransaction SignMessageBtcTransaction: type: object description: Bitcoin PSBT transaction for signing properties: psbt: type: string description: PSBT (Partially Signed Bitcoin Transaction) in base64 or hex format chainId: type: string description: Chain identifier (1=mainnet, 2=testnet, 3=signet) accountAddress: type: string description: >- Bitcoin address of the signer (deprecated - use EAC accountAddress instead) required: - psbt - chainId SignMessageEip7702Auth: type: object description: EIP-7702 auth properties: address: type: string description: Address that signed the authorization chainId: type: number description: Chain ID nonce: type: number description: Nonce required: - address - chainId - nonce SignMessageEvmMessage: description: >- EVM message that can be either a plain string or an object with raw hex data anyOf: - type: string - type: object required: - raw properties: raw: type: string description: Raw hex data SignMessageEvmTypedData: type: object description: EIP-712 typed data payload properties: domain: $ref: '#/components/schemas/Eip712Domain' message: type: object description: Typed data message object primaryType: description: Primary type name for EIP-712 typed data signing type: string types: $ref: '#/components/schemas/Eip712Types' required: - domain - message - primaryType - types SignMessageRawSign: type: object description: >- Chain-agnostic raw digest signing payload; the digest must equal hashFunction(prefix + payload) properties: payload: type: string maxLength: 204800 description: Pre-image the digest is derived from, as a hex string hashFunction: type: string description: >- Hash applied to (prefix + payload) to reproduce the digest being signed. Allowed algorithms: sha512Half (e.g. XRPL single-signer), keccak256 (screened against EVM operations), sha256 (TRON, SVM, TON; guarded against 32-byte pre-hashed payloads that could reproduce a Bitcoin double-SHA256 sighash), and blake2b (Sui, 32-byte digest) enum: - sha512Half - keccak256 - sha256 - blake2b prefix: type: string maxLength: 1024 description: >- Optional hex prefix prepended to the payload before hashing, e.g. the XRPL single-signer 'STX\0' prefix (53545800) required: - payload - hashFunction NonEmptyDomainUrlWith255MaxLength: type: string pattern: >- ^[a-zA-Z0-9]([a-zA-Z0-9\-]{0,61}[a-zA-Z0-9])?(\.[a-zA-Z0-9]([a-zA-Z0-9\-]{0,61}[a-zA-Z0-9])?)*\.[a-zA-Z]{2,}$|^https?:\/\/[a-zA-Z0-9]([a-zA-Z0-9\-]{0,61}[a-zA-Z0-9])?(\.[a-zA-Z0-9]([a-zA-Z0-9\-]{0,61}[a-zA-Z0-9])?)*(\.[a-zA-Z]{2,})?(:\d+)?(\/.*)?$ maxLength: 255 example: https://app.xyz.com SignMessageApprovalQuorumIntent: type: object additionalProperties: true description: >- The client-created signed Intent. The enclave checks its operation against the request's current signing context and MPC message. required: - intentId - businessAccountId - accountAddress - actionType - initiatorUserId - createdAt - operation properties: intentId: $ref: '#/components/schemas/uuid' businessAccountId: $ref: '#/components/schemas/uuid' accountAddress: $ref: '#/components/schemas/WalletPublicKey' actionType: type: string enum: - waasSigningQuorumApprove initiatorUserId: $ref: '#/components/schemas/uuid' createdAt: type: string description: Signed timestamp preserved as an ISO string. completeBy: type: string description: Signed deadline preserved as an ISO string. operation: $ref: '#/components/schemas/SignMessageApprovalQuorumIntentOperation' limits: $ref: '#/components/schemas/SignMessageApprovalQuorumIntentLimits' lifetime: $ref: '#/components/schemas/SignMessageApprovalQuorumIntentLifetime' BusinessAccountIntentSignature: type: string pattern: ^[0-9a-fA-F]{128}$ description: > Hex-encoded ECDSA P-256 signature over the canonicalized payload, produced by the signer's session key — which never leaves their device, so consent cannot be given on their behalf. Exactly 128 hex characters. WebCrypto emits the raw r‖s form with both halves padded to 32 bytes, so unlike DER the length never varies. Constrained here so a malformed value is a 400 at the edge rather than an enclave round trip that returns INTENT_SIGNATURE_INVALID, and so an unbounded string cannot be persisted against a proposal. NonEmptyStringWith4096MaxLength: type: string maxLength: 4096 description: A string with a max length of 4096 characters SignMessageUserOperationData: type: object description: The actual user operation data properties: authorization: $ref: '#/components/schemas/SignMessageAuthorizationSignature' callData: type: string description: The data to pass to the sender during the main execution call callGasLimit: type: string description: The amount of gas to allocate the main execution call factory: type: string description: Account factory address (optional, only for new accounts) factoryData: type: string description: Data for account factory (optional) maxFeePerGas: type: string description: Maximum fee per gas maxPriorityFeePerGas: type: string description: Maximum priority fee per gas nonce: type: string description: Anti-replay parameter paymaster: type: string description: Address of paymaster contract (optional) paymasterData: type: string description: Data for paymaster (optional) paymasterPostOpGasLimit: type: string description: >- The amount of gas to allocate for the paymaster post-operation code (optional) paymasterVerificationGasLimit: type: string description: >- The amount of gas to allocate for the paymaster validation code (optional) preVerificationGas: type: string description: Extra gas to pay the Bundler sender: type: string description: The account making the operation signature: type: string description: Data passed into the account to verify authorization verificationGasLimit: type: string description: The amount of gas to allocate for the verification step NonEmptyStringWith255MaxLength: type: string pattern: ^(?=\S)[\p{L}\p{N}a-zA-Z _.,:!?&%@\/+\-'|]+(?<=\S)$ maxLength: 255 example: An example name Eip712Domain: type: object properties: name: description: Human-readable name of the signing domain type: string version: description: Version of the signing domain type: string chainId: description: Chain ID the typed data is intended for type: number verifyingContract: $ref: '#/components/schemas/WalletPublicKey' Eip712Types: type: object additionalProperties: type: array items: $ref: '#/components/schemas/Eip712TypeMember' WalletPublicKey: type: string pattern: ^[A-Za-z0-9_-]{18,100}$ description: >- Valid blockchain wallet address, must be an alphanumeric string (underscores allowed for chains like Midnight, hyphens allowed for chains using base64url-encoded addresses like TON) example: '0xbF394748301603f18d953C90F0b087CBEC0E1834' maxLength: 255 SignMessageApprovalQuorumIntentOperation: oneOf: - $ref: '#/components/schemas/SignMessageApprovalQuorumMessageOperation' - $ref: '#/components/schemas/SignMessageApprovalQuorumTypedDataOperation' - $ref: '#/components/schemas/SignMessageApprovalQuorumRawOperation' - $ref: '#/components/schemas/SignMessageApprovalQuorumEip7702AuthOperation' - $ref: '#/components/schemas/SignMessageApprovalQuorumTransactionOperation' discriminator: propertyName: kind mapping: message: '#/components/schemas/SignMessageApprovalQuorumMessageOperation' typedData: '#/components/schemas/SignMessageApprovalQuorumTypedDataOperation' raw: '#/components/schemas/SignMessageApprovalQuorumRawOperation' eip7702Auth: '#/components/schemas/SignMessageApprovalQuorumEip7702AuthOperation' transaction: '#/components/schemas/SignMessageApprovalQuorumTransactionOperation' SignMessageApprovalQuorumIntentLimits: type: object additionalProperties: true required: - maxGas - maxFeePerGas - maxPriorityFeePerGas - maxTotalFee properties: maxGas: type: string maxFeePerGas: type: string maxPriorityFeePerGas: type: string maxTotalFee: type: string SignMessageApprovalQuorumIntentLifetime: type: object additionalProperties: false description: >- Which field a signed transaction's validity window is tied to, and so how it can be refreshed before broadcast. Solana transaction Intents require `blockhash`. EVM transaction Intents omit it or use `nonce`. Other Intent kinds have none. Wallet-service enforces this. required: - refreshable properties: refreshable: type: string enum: - blockhash - nonce SignMessageAuthorizationSignature: type: object description: Authorization signature data (optional) properties: address: type: string description: Address that signed the authorization chainId: type: number description: Chain ID for the authorization signature nonce: type: number description: Nonce used in the authorization signature r: type: string description: R component of the ECDSA signature s: type: string description: S component of the ECDSA signature v: type: string description: V component of the ECDSA signature yParity: type: number description: Y parity of the signature (0 or 1) Eip712TypeMember: type: object required: - name - type properties: name: description: Name of the struct field type: string type: description: Solidity type of the struct field type: string SignMessageApprovalQuorumMessageOperation: type: object additionalProperties: true required: - kind - chainName - message - payload properties: kind: type: string pattern: ^message$ chainName: type: string message: type: string payload: type: string SignMessageApprovalQuorumTypedDataOperation: type: object additionalProperties: true required: - kind - chainName - typedData - payload properties: kind: type: string pattern: ^typedData$ chainName: type: string pattern: ^EVM$ typedData: type: string payload: type: string SignMessageApprovalQuorumRawOperation: type: object additionalProperties: true required: - kind - chainName - rawSign - payload properties: kind: type: string pattern: ^raw$ chainName: type: string rawSign: $ref: '#/components/schemas/SignMessageApprovalQuorumRawSign' payload: type: string SignMessageApprovalQuorumEip7702AuthOperation: type: object additionalProperties: true required: - kind - chainName - eip7702Auth - payload properties: kind: type: string pattern: ^eip7702Auth$ chainName: type: string pattern: ^EVM$ eip7702Auth: $ref: '#/components/schemas/SignMessageEip7702Auth' payload: type: string SignMessageApprovalQuorumTransactionOperation: oneOf: - $ref: >- #/components/schemas/SignMessageApprovalQuorumEvmTransactionOperation - $ref: >- #/components/schemas/SignMessageApprovalQuorumSvmTransactionOperation discriminator: propertyName: chainName mapping: EVM: >- #/components/schemas/SignMessageApprovalQuorumEvmTransactionOperation SVM: >- #/components/schemas/SignMessageApprovalQuorumSvmTransactionOperation SignMessageApprovalQuorumRawSign: type: object additionalProperties: true required: - payload - hashFunction properties: payload: type: string hashFunction: type: string enum: - sha512Half - keccak256 - sha256 - blake2b prefix: type: string SignMessageApprovalQuorumEvmTransactionOperation: type: object additionalProperties: true required: - kind - chainName - chainId - from - to - value - data - nonce properties: kind: type: string pattern: ^transaction$ chainName: type: string pattern: ^EVM$ chainId: type: string from: type: string to: type: string nullable: true value: type: string data: type: string nonce: type: string SignMessageApprovalQuorumSvmTransactionOperation: type: object additionalProperties: true required: - kind - chainName - chainId - messageVersion - feePayer - header - staticAccountKeys - instructions properties: kind: type: string pattern: ^transaction$ chainName: type: string pattern: ^SVM$ chainId: type: string messageVersion: type: string enum: - legacy - v0 feePayer: type: string header: $ref: '#/components/schemas/SignMessageApprovalQuorumIntentOperationHeader' staticAccountKeys: type: array items: type: string instructions: type: array items: $ref: >- #/components/schemas/SignMessageApprovalQuorumIntentOperationInstructions SignMessageApprovalQuorumIntentOperationHeader: type: object additionalProperties: true required: - numRequiredSignatures - numReadonlySignedAccounts - numReadonlyUnsignedAccounts properties: numRequiredSignatures: type: integer numReadonlySignedAccounts: type: integer numReadonlyUnsignedAccounts: type: integer SignMessageApprovalQuorumIntentOperationInstructions: type: object additionalProperties: true required: - programIdIndex - accountKeyIndexes - data properties: programIdIndex: type: integer accountKeyIndexes: type: array items: type: integer data: type: string responses: BadRequest: description: Bad Request content: application/json: schema: $ref: '#/components/schemas/BadRequest' Unauthorized: description: Unauthorized content: application/json: schema: $ref: '#/components/schemas/Unauthorized' Forbidden: description: Forbidden content: application/json: schema: $ref: '#/components/schemas/Forbidden' NotFound: description: Not Found content: application/json: schema: $ref: '#/components/schemas/NotFound' InternalServerError: description: Internal Server Error content: application/json: schema: $ref: '#/components/schemas/InternalServerError' ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.