{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "267292",
    "entityType": "User",
    "nonce": "0xf74c69eb0d4d3756105911ee70b9d97fda8d946990152ac1897d7409a8a47df2",
    "signature": "0x24ee73236d4ac6d2c9ae23e3d6ca39609bae8fa9eb89622b9e89dbbd71f0ec944f23baf410fc7be26eabfbad7b8f537eb20b79916d5749b23133a15e2beebd141c",
    "signer": "0x316933E449A0b429014E405447c447C9Bc472bE9",
    "userId": "451684863"
  }
}