{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "109656",
    "entityType": "User",
    "nonce": "0x8af1d02a43307cf65d788ff6b35a87f5e4d30d2dab036cfedf6c948940e6759a",
    "signature": "0x8aad30f840d67c87a0200cb833160427559b52a9f76c684cf2656ca624e2dc305f2e245b6509d4e60ade6f93269e6620e8dcba10616f1dea2482284edede28821b",
    "signer": "0x584E14C286Fbe3d7d725fEDb4a87e9336366de1B",
    "userId": "505088404"
  }
}