{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69040",
    "entityType": "User",
    "nonce": "0xa9cd9af67aedd16c6b3d44cb184ee803b9bf60b853c91f869b73a4ac6f1bed67",
    "signature": "0xd247919f8e358223a6f7703d2144d237b8329fe755c8d0cb58c5a63031fcfb3e2e027799b652ca7fadc5cfac3df4415730f51833d3ab9275c6affc0057b7f7671b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}