{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "121687",
    "entityType": "User",
    "nonce": "0x228d42638c5d97ce7370cf5299c0df89a3c7b924e4d2549efed367aa83b39421",
    "signature": "0x2f46422f9e832874df2ca5cdff68017132f7ef90a0a2c2bc402b07e64bd5025846776cd088e18295fdb5e7650f3a5f6571c74e1805827d253ecbdb7328b62c061c",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}