{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30263",
    "entityType": "User",
    "nonce": "0xa8a72659aac52ff764bb19ce3c42b09c29818791374e863069e5311ee24bda37",
    "signature": "0x82699d1429a7fa840af7aed785045629f9b251eec25637e3ccf583f7feec476e6c289c73a33a33c6df3f36e5e5e62243cef0e2fe8a5e66f1690ca39fce94fc161b",
    "signer": "0x89d83Bb2BF0C1Ad6B0dB1DE16DA35a110Ae37a6C",
    "userId": "871535685"
  }
}