{"level":"info","msg":"JSON line 1","timestamp":"2024-01-15T10:00:00Z"}
Plain text line - not JSON
{"level":"error","msg":"JSON line 2","timestamp":"2024-01-15T10:00:01Z"}
More plain text
2024-01-15T10:00:02Z INFO Another format entirely
{"level":"warn","msg":"JSON line 3","timestamp":"2024-01-15T10:00:03Z"}
Even more unstructured text
Stack trace line 1
Stack trace line 2
{"level":"info","msg":"JSON line 4","timestamp":"2024-01-15T10:00:04Z"}