Preview of the proposed up-rust native-frame-model branch (up-rust b6b99c6d, up-spec f0e9b17) — not released documentation. branch · write-up
up_rust::frame::codec

Constant FRAME_FIELDS_VERSION

Source 
pub const FRAME_FIELDS_VERSION: u8 = 1;
Expand description

Version of the field block emitted by encode_frame_metadata_fields.