{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x2af2ced8d02e8e266687872b67b61de4d4e32870f88826b74f5a5a8f5ca3222c",
    "signature": "0x38f551827a51f5207dc476fe147cb1801cc6496d4998966e3f5dfd07e3fa162b3a6f7f282541e38c8ee06f5918f47de2045b3cff0f431f3d2d0ef3fc26cd24c71b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}