Send a graphql query or mutation

Example request

{
  "operationName": "fields",
  "query": "query fields($limit: Int, $offset: Int, $order_by: [fields_order_by!]!, $where: fields_bool_exp) {\n                    items: fields(\n                      limit: $limit\n                      offset: $offset\n                      order_by: $order_by\n                      where: $where\n                    ) {\n                      id\n                      createdAt\n                      updatedAt\n                      deletedAt\n                      name\n                      userId\n                      type\n                      order\n                      targetedEntity\n                      isHidden\n                      defaultValue\n                      purpose\n                      isMadeForSales\n                      isMadeForRecruitment\n                      values(where: {deletedAt: {_is_null: true}}, order_by: {name: asc}) {\n                        id\n                        fieldId\n                        name\n                        isDefault\n                        technicalValue\n                        __typename\n                      }\n                      parentId\n                      parent {\n                        id\n                        name\n                        isMadeForSales\n                        isMadeForRecruitment\n                        __typename\n                      }\n                      children(where: {deletedAt: {_is_null: true}}, order_by: {order: asc}) {\n                        id\n                        createdAt\n                        updatedAt\n                        deletedAt\n                        name\n                        userId\n                        type\n                        order\n                        targetedEntity\n                        isHidden\n                        defaultValue\n                        purpose\n                        isMadeForSales\n                        isMadeForRecruitment\n                        values(where: {deletedAt: {_is_null: true}}, order_by: {name: asc}) {\n                          id\n                          fieldId\n                          name\n                          isDefault\n                          technicalValue\n                          __typename\n                        }\n                        parentId\n                        parent {\n                          id\n                          name\n                          isMadeForSales\n                          isMadeForRecruitment\n                          __typename\n                        }\n                        __typename\n                      }\n                      __typename\n                    }\n                    total: fields_aggregate(order_by: $order_by, where: $where) {\n                      aggregate {\n                        count\n                        __typename\n                      }\n                      __typename\n                    }\n                  }",
  "variables": {
    "where": {
      "_and": [
        {
          "parentId": {
            "_is_null": true
          }
        },
        {
          "deletedAt": {
            "_is_null": true
          }
        }
      ]
    },
    "limit": 1000,
    "offset": 0,
    "order_by": {
      "order": "asc"
    }
  }
}