{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1321872",
    "entityType": "User",
    "nonce": "0x9f3a5ddd2b870a1a1ab05d7566bba5a0f840408350cac8c7531f0ecafcaafef7",
    "signature": "0x25b5d555eb71b678b14c8f53c135a41ca942ca2e314b304ba0ff9297fdeb8deb6186acb5e1100e225767638b5038f745dd24fd979d74ee234b4df32ed04811871c",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}