Changes to Get the whole journey template

added the optional property tracks/items/steps/items/contents/items/payload/oneOf[subschema #3: VideoContentPayload]/category to the response with the 200 status

added the optional property tracks/items/steps/items/contents/items/payload/oneOf[subschema #4: AudioContentPayload]/category to the response with the 200 status

added the optional property tracks/items/steps/items/contents/items/payload/oneOf[subschema #5: PodcastContentPayload]/category to the response with the 200 status

added the optional property tracks/items/steps/items/contents/items/payload/oneOf[subschema #6: PdfContentPayload]/category to the response with the 200 status

added the optional property tracks/items/steps/items/contents/items/payload/oneOf[subschema #7: MicroGameContentPayload]/category to the response with the 200 status

added the optional property tracks/items/steps/items/day_anchor to the response with the 200 status