TypeError: contents is not iterable #20

An error occurred during processing
 TypeError: contents is not iterable
    at Thread.sendMessage (file:///ex/mizuki-rakutenai/node_modules/.pnpm/@jsr+evex__rakutenai@0.1.12/node_modules/@jsr/evex__rakutenai/chat.js:184:35)
    at process.processTicksAndRejections (node:internal/process/task_queues:103:5)
    at async Client.<anonymous> (file:///ex/mizuki-rakutenai/index.ts:202:24)