action apptigent_decode_string { label: "Text - Decode string" description: "Decode a string encoded with Base64 encoding" provider: apptigent method: POST path: "/DecodeString" encoding: json input: { type: "object" required: ["source"] properties: { source: { type: "string" description: "Encoded string variable or text value" } } } output: { type: "object" properties: { result: { type: "string" description: "Result" } } } }