{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "248105",
    "entityType": "User",
    "nonce": "0x7db52cd93c66706c5f7e9139b594e8f1fbf68b2b0d0eb3a21ffa23ff8e196e12",
    "signature": "0xc76e6630bbf946dbe0c354b28437c8f8f73d04568f0149db8577e01a94f61baa569bd057a520162f72abcb045cb2dddd063b56f8000c33682bc27be9334f10c81b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}