{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "4260",
    "entityType": "User",
    "nonce": "0x8e3cdbfebef9e88226754924b0b7f942ba7b82b66ad57e0e26ed0b81bbdace9d",
    "signature": "0xb9740482f4ed0b7caf685b535193c212e9939855a61b46d6b5839ae178982fce54b17621ea4027b217676cb151fa78ed56bae7e861a9172b9a2458fd6aeb6c3c1b",
    "signer": "0xF7C299AB5282FD59254Ec0098FC5F1B997682c83",
    "userId": "61898"
  }
}