Function normalized_batch_to_json 

pub fn normalized_batch_to_json(b: &NormalizedBatch) -> Value

A NormalizedBatch → { epoch, seq, cv, normalizedFp, ops }. The fingerprint is a hex string (a u64 would lose precision as a JS number); cv is the commit version the optimistic client buffers by (OPTIMISTIC-WRITES-DESIGN.md §8.6).