action firebrowse_short_letter_code { label: "Translate from symbolic to numeric TCGA sample codes." description: "Convert a TCGA sample type code in symbolic form (or 'short letter code' like TP, TR) to its corresponding numeric form (e.g. 01, 02)." provider: firebrowse method: GET path: "/Metadata/SampleType/ShortLetterCode/{short_letter_code}" encoding: json input: { type: "object" properties: { format: { type: "string" } short_letter_code: { type: "string" } } required: ["short_letter_code"] additionalProperties: false } output: { type: "object" additionalProperties: true } }