renameFieldNodeTransform.js

{
          transformRequest: (request: Request): Request => {
            const {document, variables} = request;
            const newDocument = visit(document, {
              Field: (node: FieldNode): FieldNode | undefined => {
                if (
                  operation === 'mutation' &&
                  node.name.value === 'result' &&
                  remoteReturnType &&
                  'getFields' in remoteReturnType
                ) {
                  const fields = remoteReturnType.getFields();
                  const replacementField = find(fields, f => f.type.toString() === returnType);
                  return replacementField?.name ? renameFieldNode(node, replacementField.name) : node;
                }
                return node;
              }
            });
            return {document: newDocument, variables};
          }
        }