{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "593684426",
    "entityType": "User",
    "nonce": "0xecf36f1180ece3f28d7f9683f734514e638c88daca0b6ade8ed346a7b09357aa",
    "signature": "0x6c4674d952edfd7aa97a10caf50967de1aa8db2451f653df5ca0356615e9ace940e93611e093fcb1ea27cccda640ac52e891f4b456d18c988ff0ef1e6f3711291c",
    "signer": "0xe8BAaf9d67869BFe993951C60524b67BC331bac9",
    "userId": "75683930"
  }
}