{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "73882",
    "entityType": "User",
    "nonce": "0x93b1c973a92a9af5815bfa544040dcb7954654a07961dfda3c9bf87867b46bac",
    "signature": "0xa2bbce2531b1cfc0ff28933d9d85150d68783175ed6b2240935c8954d8d901bb6b2abd887a7ea88234d0465b908693d4fc2ec41c2e563d357a69ab9ced659f6a1b",
    "signer": "0xAB601814a3b7DB1149bE0b45154295028AB51f97",
    "userId": "613793033"
  }
}