{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "9780",
    "entityType": "User",
    "nonce": "0x3689356978eb551278559fb16b4b3f59880de38edea4acade0f16594c16dcfde",
    "signature": "0x367746533f2b0d6cd2e1efe834218c877e3f17f2f9c15f7cc489ffb8a21b7fa4711c5074672ea52d34e7d62796c0214fb58830a4c9c2c1834e4b64d50ef449401c",
    "signer": "0xaC5cce7598F0Eb17aaE90fc5c8221B0312d77aFb",
    "userId": "329521655"
  }
}