{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "714646433",
    "entityType": "User",
    "nonce": "0xd367198f286b1dc49f23bb4419e084d1b4a3543f377e37495e8923369426f70a",
    "signature": "0x9446261b1e9be2578a89e145f6b5e1589ec4399a9176cf84eae545261c1f12d218e1bebca5f8ee0fb4f1f54a19233df92b213e2f406bba67f985599a27fef6481c",
    "signer": "0x463AF5DceC1E63282Db0db09E4a851E9E3711eDD",
    "userId": "232877"
  }
}