{ "$schema": "https://json-schema.org/draft/2020-12/schema", "title": "BlpapiRequest", "type": "object", "properties": { "serviceUri": { "type": "string", "description": "BLPAPI service URI (e.g., //blp/refdata)" }, "operationName": { "type": "string", "description": "Name of the BLPAPI operation" }, "requestObject": { "type": "object", "description": "The operation-specific request payload" } } }