{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "376468",
    "entityType": "User",
    "nonce": "0xb96f6714c9a4a82b62e5cb6da0aa649c59f9ad3ce78863dd626e417896351a43",
    "signature": "0x1828e5067d4767e95d557b3f501c7d7850091c40b23b0792b2460afe776deebb0161017dd413887b57f660017a52fd27e9de33ad6e57de1676007dd4b0489f1c1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}