{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "768142",
    "entityType": "User",
    "nonce": "0x505f6de7dd8bfe98d1106a79c3e6b2e0f05705be3b4c195a522856b9edf26f53",
    "signature": "0x5f5a042eb73cec14b5b0b128cd3b19617a27fb9b8a3666705171da1fcab2a0af154cb7806b9d79bdf4cd8e7c93c126c46c696c9e6491ad8dc056af497323ac091b",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}