{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "266305231",
    "entityType": "User",
    "nonce": "0x763d4f8c4f5c5b9d98613738d50ea4182d09697ba99446a12f20aaa57e396c81",
    "signature": "0x9248cc76577c5e7ffcacf14de3aecf56da703376367818517462bbe6658ad3e967959760c79da519e4c2971ec9e32d49b5dfcae0fd7c9c655896dcbf8fae3b9c1b",
    "signer": "0xd2034C6636b4261c48403302a162304227a2BBFd",
    "userId": "39985301"
  }
}