localhost:8080/item
{ "query": "query { findAll { id title description } }" }
{ "query": "query { findById(id: 1) { id title description } }" }
{ "query": "mutation { create(item: { id: 11, title: "Item 11", description: "Description 11" })}" }
{ "query": "mutation { update(item: { id: 11, title: "Item Temp 11", description: "Description Temp 11" })}" }
{ "query": "mutation { delete(id: 1)}" }