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POST
/
platform
/
admin
/
proposals
/
{proposalId}
/
approve
Approve transaction proposal
curl --request POST \
  --url https://api.example.com/platform/admin/proposals/{proposalId}/approve \
  --header 'Content-Type: application/json' \
  --data '
{
  "proposalId": 10001,
  "walletTenantId": 2048
}
'
{
  "isSuccess": true,
  "isFailure": false,
  "error": null,
  "value": {
    "id": 42,
    "name": "Example"
  }
}

​
Description

Submits an approval for a transaction proposal on behalf of a custodian wallet. Once the approval threshold is reached, the proposal becomes eligible for execution. This is a critical step in the multi-approval workflow for blockchain transactions.

​
Input

Expects a JSON body containing:
  • proposalId (long, required) — The unique identifier of the proposal being approved.
  • walletTenantId (long, required) — The custodian wallet tenant ID providing the approval.

​
Output

Returns a containing:
  • success (bool) — Indicates if the approval was recorded successfully.
  • proposalId (long) — The approved proposal identifier.
  • currentApprovals (int) — Updated count of approvals received.
  • isReadyForExecution (bool) — True if approval threshold has been met.

​
Examples

Request 
{
  "proposalId": 10001,
  "walletTenantId": 2048
}
Response (200 OK) 
{
  "success": true,
  "proposalId": 10001,
  "currentApprovals": 3,
  "isReadyForExecution": true
}

​
Errors

  • 400 Bad Request: Request parameters are invalid or missing required fields.
  • 401 Unauthorized: Caller is not authenticated.
  • 403 Forbidden: Caller lacks permission to approve proposals or the wallet tenant is not a valid custodian.
  • 404 Not Found: Proposal or wallet tenant does not exist.
  • 409 Conflict: Proposal is already approved, executed, or cancelled and cannot accept new approvals.
  • 500 Internal Server Error: An unexpected error occurred.

​
Notes

Each custodian can only approve a proposal once. Duplicate approvals from the same wallet tenant will be rejected. After reaching the approval threshold, use the execute endpoint to submit the transaction to the blockchain.

Path Parameters

​
proposalId
integer<int64>
required

The unique identifier of the transaction proposal to approve.

Query Parameters

​
api-version
string | null

Body

application/json

The approval request containing the custodian wallet tenant identifier.

Request to approve a transaction proposal.

​
proposalId
integer<int64>

Identifier of the transaction proposal to be approved.

Example:

10001

​
walletTenantId
integer<int64>

Identifier of the wallet-tenant relationship performing the approval.

Example:

2048

Response

Proposal approved successfully.

Wrapper for API operation results containing success status, error information, and return value.

​
isSuccess
boolean

True if the operation completed successfully, false otherwise.

Example:

true

​
isFailure
boolean

True if the operation failed, false otherwise.

Example:

false

​
error
object

Error information returned when the operation fails.

Example:
{
  "code": "ValidationError",
  "message": "The request parameters failed validation.",
  "info": [
    "The Name field is required.",
    "The Id field must be greater than 0."
  ]
}
​
value
object

The result value returned when the operation is successful.

Example:
{
  "updatedRow": {
    "walletTenantId": 2048,
    "walletName": "Main Wallet",
    "walletAddress": "0x1234567890abcdef1234567890abcdef12345678",
    "activeCustodians": 2,
    "approval": 2,
    "status": "Approved",
    "blockchainId": 137
  }
}