{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "255635054",
    "entityType": "User",
    "nonce": "0x9ff7f0fe7b3fa4520be9c2871c7c7d0cd4c2017e134ed97aeb11f71c1b6f16ae",
    "signature": "0xbd69ad48305ccec950f5a92d051485ae74488740cc8b4871e72d86fa3f2546360d3b6ddcd51a977c1260f2fad76bcb3c123b44143cf55038c54aa26edb87700b1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}