{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "140504",
    "entityType": "User",
    "nonce": "0x82ccf691354db8604e7feccedc4f7fc7ed64c6a741cf9b461e0ae2ce31499ca8",
    "signature": "0xc9e73f02bc25d6154448537ff7936066be4b4d83aca8386b8384c161069d8c7e2dc0cdff3450e81f98740a6f057406124137132aa294ea036c9ae0c856dea7c81c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}