{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "125737",
    "entityType": "User",
    "nonce": "0xcc2efdcdaf20ca51a03819efab7725d5c332e86d1ec1cbbfcd372e1ce8ab4302",
    "signature": "0x1b9336b9319dda5399d336f1751617d91d680e7c413cb347d0a9a69162c0f7f46fcc20607749b1fbce0e1204c5044b2a57a69bb1243dcb231d4010d42091be1c1b",
    "signer": "0x80005E1c5cb88Fd03a994eC8a06eFD4c801102D7",
    "userId": "225974748"
  }
}