{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "61055",
    "entityType": "User",
    "nonce": "0xb5683792361a0ce0a30b5fc82e1bd30560893177a7795dbe0640d489c11ce5ba",
    "signature": "0x8cea9f3c4d564c37f18eb4a1ec9cf85d075e14a89a60bf1a9cc2968f8af98f8d44b8562c8d10b51e935d9688f502ce0f7e7770e05e132fe8b78ddb45c16329771b",
    "signer": "0x07d7a46761dB78DC1d68D03aCD251A2800940A5b",
    "userId": "199549318"
  }
}