{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "177736",
    "entityType": "User",
    "nonce": "0x7c292468bc46a4a64745ab5ed4adf198aaba12656cb2df3eb6e22fb8b236c174",
    "signature": "0x49c28ca953a3f9d218f5e61a0fd84a837f0f5422ca25a1a270545fbbb4a7e8ca0b97135e6cb20a2709ae8a40ecdbfba87fe4d4b576155260b25cac440a15f8301c",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}