{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119849",
    "entityType": "User",
    "nonce": "0x21d022b3d8ae2146bf7b7f2ec1152274ae7f8cda7e4db13d0fc6d222c720f3af",
    "signature": "0x9ea066c4c12b3749ee359b339f70ebb4a4d3fd2629968d07b60fc81fd09e1b370995162387a9e3d06c5f1d3bb3f06096fe9be20b7fb90c328442c8922428e99c1b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}