{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "908696475",
    "entityType": "User",
    "nonce": "0xe5415f0fff8d641c8a069c23dbafcf09737b527187b768f6eb94934b68a27928",
    "signature": "0x0d33da65eed0e927661d992bf1140f57d88d6062f6cade6e499ccea4c9e58f8378d9fc108ba48256a1e03b4a390f022a9e017de3acf9d89a911a818b06e5ccd91b",
    "signer": "0x930d6F9Ac58B5a72c3c68840A9dE44Ecc8B58a83",
    "userId": "756614075"
  }
}