{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5862",
    "entityType": "User",
    "nonce": "0x16f3a0f26e89a9603b590536dd3fe1502d8a3d40697806af751de8286f7e1754",
    "signature": "0x395b73d4be829c55bbc3c8794bc5d25b7ebb456c2cf78081e9e74181f5b6a8063236ea2268c860df665225518894def51b596b69b270d2b74790b52c359dce561c",
    "signer": "0xFf11BDf758Fbf6d7fEb3FDa5D3c58F7E7C720fA3",
    "userId": "49482808"
  }
}