interface ThreadListTracesParamsfilter narrows which traces are returned for this thread, using a LangSmith
filter expression evaluated against each root trace run. For example: eq(status,
"success") or has(tags, "production"). See
https://docs.langchain.com/langsmith/trace-query-syntax#filter-query-language
for syntax.
project_id is the tracing project UUID (required).
selects lists which properties to include on each returned trace (repeatable
query parameter). Accepts any value of the ThreadTraceSelectField enum.
Properties not listed are omitted from each trace object; trace_id is always
returned.