{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x72021becd714d4e9cf4e2b676d096c2a30e1b292d170c68086877c49bf301a9c",
    "signature": "0xbaeebc7a50de43fc90a62f59c499b6e5739caea0a7699f7087779b7be2225f11616cf15d0d4416b2f910a67383b9165fd90b0e834b34ca159d30c460cb003eda1b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}