{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80359",
    "entityType": "User",
    "nonce": "0x739cf2d9d007738c5eb19ef1e3ccf2280a652f6aea98d530c36665ba17541d28",
    "signature": "0xb37259298936a2b418b7fa1c0ff91afd4531031217382b6368ca0b232f1be2ea261f9e2ae74fcbfcf3214c68af1e2239227f71459424d3633cfa4278a312fcbf1c",
    "signer": "0xD7Db519a2A03374B0548c02822bE88402aef1E5b",
    "userId": "715241773"
  }
}