{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x028b8d1529406d74d2cfd45108b70256b35f68574c4af4f7d328efc1225df66b",
    "signature": "0xcae6390fc9abf62347053eb76afc1dbec5f91c5a5c3c96f4e97e860dd444bd940c677b8d22980939d93f81f375176fc5e8a94e28e244743ff0a42d3707bb8dcc1b",
    "signer": "0xc5809dd2451c3AF574bbF8Fe0e64acB424dC5B0e",
    "userId": "267313491"
  }
}