{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "277898",
    "entityType": "User",
    "nonce": "0x27853a3ff244def46e1bdf635d2f08db835424a1ed6f91519ad83d7827245fef",
    "signature": "0x7b362cec5088a3de3c60a33486d48f1b0223a3b4d67e2e5744467d0a9a3e8b824f82cb5c4df8a34928c0cb8f6f04618155c0db8878f02f402db419a7f1d881cb1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}