{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "22193",
    "entityType": "User",
    "nonce": "0x57518c1c441e68e7900578425568bc69a0b16002a5c3f1f69cddcd66ee34f2bd",
    "signature": "0x22f99d9a247df508d88aa543c2bdeb85765d3d4d57496504970db17db10fb9d018f04beaa7ac7d610dc7ad8142fc2a2e7d96f97ed053136883ce50e92a6e8df91c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}