{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "64800",
    "entityType": "User",
    "nonce": "0xea85094bcbb52cf46d7afdb66ef7ccb0d288296708308ae0f0f688da653c5399",
    "signature": "0x4f94a8bb18878354e36a655e6f64b789755de7a91569fa354a3375153345031a39685f8f7d6f513731d9d942e88bcd8dabd650dd5fbf07d778c3c2fec244fc691b",
    "signer": "0xF7C299AB5282FD59254Ec0098FC5F1B997682c83",
    "userId": "61898"
  }
}