Artifact
if (block.type === 'thinking') { return { type: 'thinking', thinking: sanitizeTransportPayloadText(block.thinking), signature: block.signature }; }
f6454f32-c1bc-47fb-918e-ffc1b92f4fca
if (block.type === 'thinking') { return { type: 'thinking', thinking: sanitizeTransportPayloadText(block.thinking), signature: block.signature }; }