{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "52309",
    "entityType": "User",
    "nonce": "0x47fdc0a5a6c322d138de20b5e8d0df4b6826ac3e386d8282f21f69562df60dba",
    "signature": "0xe25799f7e58ed0cf8db7d446ca0efb97e1cd8e2aa5b72fe5c3dd78ab328350b612907e365ba1ed6014d628c3a031b2f66542bbc8580256aed98eb68f629e9af21b",
    "signer": "0xFE17Fe2677AF57d35AbC9CeafeA4FF91C4542293",
    "userId": "934065758"
  }
}