{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "155973826",
    "entityType": "User",
    "nonce": "0x06c809e7c0bf70c5d0e39ae3f9e5bd811188661a2c2c75936340469864ff9db7",
    "signature": "0xa2e53ad8a419e8e6169d9a5036df762cdd0d8b9eb44ae40b434193bf2197192c6f5d575a6fdea51e9d64d249a0e28ba925e901364dcfe4a609c27582bba10ee61c",
    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}