CustomResources.json

"BatchDeletePostsResolver": {
	"Type": "AWS::AppSync::Resolver",
	"Properties": {
		"ApiId": {
			"Ref": "AppSyncApiId"
		},
		"DataSourceName": "PostTable",
		"TypeName": "Mutation",
		"FieldName": "batchDeletePosts",
		"RequestMappingTemplateS3Location": {
			"Fn::Sub": [
				"s3://${S3DeploymentBucket}/${S3DeploymentRootKey}/resolvers/Mutation.batchDeletePosts.req.vtl",
				{
					"S3DeploymentBucket": {
						"Ref": "S3DeploymentBucket"
					},
					"S3DeploymentRootKey": {
						"Ref": "S3DeploymentRootKey"
					}
				}
			]
		},
		"ResponseMappingTemplateS3Location": {
			"Fn::Sub": [
				"s3://${S3DeploymentBucket}/${S3DeploymentRootKey}/resolvers/Mutation.batchDeletePosts.res.vtl",
				{
					"S3DeploymentBucket": {
						"Ref": "S3DeploymentBucket"
					},
					"S3DeploymentRootKey": {
						"Ref": "S3DeploymentRootKey"
					}
				}
			]
		}
	}
}