Dynamic block callback quick reply

properti "headers" dan "payload" adalah opsional { "version" "v1", "content" { "messages" \[ { "type" "text", "text" "simple text with button", "buttons" \[ { "type" "url", "caption" "external link", "url" "https //uchat com au" } ] } ], "actions" \[], "quick replies" \[ { "type" "dynamic block callback", "caption" "dynamic content", "url" "https //your service com/dynamic", "method" "post", "headers" { "x header" "value" }, "payload" { "key" "value" } } ] } }