{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "241269",
    "entityType": "User",
    "nonce": "0x82705a68cbf254fccbafbd1e1215f8e35898a4af143bb9d3212faca618ccdd19",
    "signature": "0x9c5d64ba12ef2fd48f27683cb4a422b00b6e81cd07ee0ee9bcecd7226cc797d611b3e7595eba7f8a9aafe4b63e18853f1998799fad689389b9f04be56e10d27e1b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}