{ "@context": { "@version": 1.1, "aklivity": "https://www.aklivity.io/schema/", "schema": "https://schema.org/", "dcterms": "http://purl.org/dc/terms/", "xsd": "http://www.w3.org/2001/XMLSchema#", "kafka": "https://kafka.apache.org/schema/", "KafkaMessage": "aklivity:KafkaMessage", "KafkaTopic": "aklivity:KafkaTopic", "key": { "@id": "aklivity:messageKey", "@type": "xsd:string" }, "value": { "@id": "aklivity:messageValue", "@type": "xsd:string" }, "topic": { "@id": "kafka:topic", "@type": "xsd:string" }, "partition": { "@id": "kafka:partition", "@type": "xsd:integer" }, "offset": { "@id": "kafka:offset", "@type": "xsd:integer" }, "timestamp": { "@id": "schema:dateCreated", "@type": "xsd:dateTime" }, "headers": { "@id": "aklivity:headers", "@container": "@set" } } }