{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11105",
    "entityType": "User",
    "nonce": "0x281bdc0c845438bd4fce554519c1b0bbbe079e8be8a7170f72c26703077a5a6e",
    "signature": "0xf93112e2cc5f76c8e35b8d3af27559fc4780101d7358f4685ae7a85c1c6d0f22638b0cc06931d0ca5e2198f455329b1e9337d076ea7b5fb5e537d77498df37cb1b",
    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}