{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x8ce5555ed570b92b27a6ebb3e0be1f25ebebccb717afb9e2bdbb1a941bab52a8",
    "signature": "0x6d2ddd8f415f44b290eadd9885e34359e5b6363dbf532e41eda01991e50ee75e7ead3e657ac22eb53746317a5d5761408220d27bac7574eb4aae55bcc6355b8a1b",
    "signer": "0x71e8a1008312b57F0b32643d96c39a4bb8104F9B",
    "userId": "201249681"
  }
}