```ts
type ToolResultContent =
  | TextBlock
  | JsonBlock
  | ImageBlock
  | VideoBlock
  | DocumentBlock;
```

Defined in: [src/types/messages.ts:355](https://github.com/strands-agents/harness-sdk/blob/576da59fdc411b55036a7cf66d4e1659a67d4d0d/strands-ts/src/types/messages.ts#L355)