Changes to Read Single Chart

added SingleCustomChartResponse CustomTextBlockResponse to the response body oneOf list for the response status 200

the response's body type changed from object to no type for status 200

the detail/items response's property type changed from object to string for status 422

removed the required property chart_type from the response with the 200 status

removed the required property data from the response with the 200 status

removed the required property detail/items/loc from the response with the 422 status

removed the required property detail/items/msg from the response with the 422 status

removed the required property detail/items/type from the response with the 422 status

removed the required property id from the response with the 200 status

removed the required property index from the response with the 200 status

removed the required property series from the response with the 200 status

removed the required property title from the response with the 200 status

removed the optional property common_filters from the response with the 200 status

removed the optional property description from the response with the 200 status

removed the optional property metadata from the response with the 200 status

added response discriminator for the response status 200