getSchema

The getSchema service retrieves the complete schema definition including type, content, and references for a given schema ID, with optional subject parameter for subject-specific schema lookup.

Input Parameters

`id(Integer, required)`	The unique identifier of the schema to retrieve.
`subject(String, optional)`	The subject name to filter the schema retrieval.
`$connectionName(String, required)`	Name of the Kafka connection configured with the Confluent Schema Registry.

Output Parameters

`schema (Record, required)`			The schema information containing:
		`type (String, required)`	The schema type (e.g., AVRO, JSON, PROTOBUF).
		`id (Integer, required)`	The unique schema identifier.
		`content (String, required)`	The schema definition/content.
		`references (Record list, optional)`	Array of schema references, each containing:
			`name (String, required)`	The reference name.
			`subject (String, required)`	The subject of the referenced schema.
			`version (Integer, required)`	The version of the referenced schema.
`message (String, required)`			The response message returned after the service execution.