/lib/udev/rules.d/60-libairspy0.rules is in libairspy0 1.0.9-1+b2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 | ATTR{idVendor}=="1d50", ATTR{idProduct}=="60a1", SYMLINK+="airspy-%k", MODE="660", GROUP="plugdev", TAG+="uaccess"
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