{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "593684426",
    "entityType": "User",
    "nonce": "0xae5f31e50ce713ef25277da427c4ab8cc3cdfbca5a070ffdd146f8637d7cba6b",
    "signature": "0x7e4548182d4c47d9248e160301e75b5ec341e601ba36363836f15dbc26e4d8a223969c82ce9cd6c31fbb984d1cc27d0a08c73d58b15d469094f42f83f0f8b11f1c",
    "signer": "0xe8BAaf9d67869BFe993951C60524b67BC331bac9",
    "userId": "75683930"
  }
}