{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x9d1e38f67f97d4c5e086023b379904b3af0ec5e7884d5b770d118cea9fd73a3f",
    "signature": "0x9976a9740f11bc28b8a518489f326a63d4e0b5754b1435ec9eaa09e0d7ee8bce074d71c88dc459ac0bbe592e10a0b47fa4762df1e957c3996d3eff474c73bc3c1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}