{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5975",
    "entityType": "User",
    "nonce": "0x5a456fdab24098c860f29ed0e5d412ef263e90553129b01c5124159dedbc2a63",
    "signature": "0x73e157eed9df159d2b40ef41da6781d954b070ee20b44ab271a43138ce0e7c7024ed344727a00ef419efa20c7f177a8a9973e7c258368014d538207f77dffc341c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}