{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0xbff000c89f1e8de37285b7f9755a2438d458d05af0dc3cbead4faf396f46bead",
    "signature": "0x43712a01cee4ac3c94d55651c0c7e901ebfc450f16757f9092fe6abf32f5fbb70f94166a7fa7eb7859eefc5812cc905eadf20e8ae05bd70df1ad921bc7dfc7611c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}