### 1 · SendMessage: deploy to production
POST /a2a/jsonrpc HTTP/1.1
Host: localhost:41243
Content-Type: application/json
A2A-Version: 1.0
Authorization: Bearer dpl_test_7c1e4b

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "SendMessage",
  "params": {
    "message": {
      "messageId": "6018366c-f658-47a7-9ed3-4fe53a096533",
      "role": "ROLE_USER",
      "parts": [
        {
          "text": "Deploy build 2026.10.06-1 to production"
        }
      ]
    }
  }
}

HTTP/1.1 200 OK
Content-Type: application/json

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "task": {
      "id": "23cf3710-c193-457d-93d1-e93e1c860a53",
      "contextId": "cf08459c-e7bd-4736-92d7-2fe3f6e7a1f6",
      "status": {
        "state": "TASK_STATE_REJECTED",
        "message": {
          "messageId": "12b263fc-78eb-4b49-997f-e495cca7813c",
          "contextId": "cf08459c-e7bd-4736-92d7-2fe3f6e7a1f6",
          "taskId": "23cf3710-c193-457d-93d1-e93e1c860a53",
          "role": "ROLE_AGENT",
          "parts": [
            {
              "text": "Production deploys are outside this agent's policy. Use the release train."
            }
          ]
        },
        "timestamp": "2026-10-06T09:00:01.750Z"
      },
      "history": [
        {
          "messageId": "6018366c-f658-47a7-9ed3-4fe53a096533",
          "contextId": "cf08459c-e7bd-4736-92d7-2fe3f6e7a1f6",
          "taskId": "23cf3710-c193-457d-93d1-e93e1c860a53",
          "role": "ROLE_USER",
          "parts": [
            {
              "text": "Deploy build 2026.10.06-1 to production"
            }
          ]
        }
      ]
    }
  }
}