The whole hunk
from line 344, old and new numbered
/
lines
from line 344
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345345 Unique identifier for the message, e.g. `csev_abc123`
346346
347 - `content: array of object or object or object`
347 - `content: array of Text or ToolUse or ToolResult`
348348
349349 Content blocks within the message
350350