{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "220281",
    "entityType": "User",
    "nonce": "0x10fa1fa58fec19563e114e9f3a78456bdb2fd1aeee08acc218fa373f6c7dcd87",
    "signature": "0x16b724d567505cd57b11205d453add07d1b6b2364def0a06a61d85b66cd7a565414c9ccff4b342d74b130232258a39a524d6b8ea52005ad77c84127c4eb133ec1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}