{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30263",
    "entityType": "User",
    "nonce": "0x262c2d15fb4a828f535b4c9562b4a3828ccc63b19f6490abde11f5a055fff510",
    "signature": "0x920cecbb4d8681a20387a5279049e08826f189472e31b41e87a5c41635d2a29f2dea105edd781661f7daffc009adcaeb73e85fb14caa889b06c1b0c6a0008c881b",
    "signer": "0x6Ee7842A432b779E1Bf51F27B824fe86161cee6c",
    "userId": "408407824"
  }
}