{"success":true,"engine":"Black Belt Labs","metric_id":"M50013","name":"Transaction Volume Index","category":"onchain","classification":"classic","update_frequency":"30min","inputs":["Other public data"],"inputs_are":"types of input","lookback_windows":[],"lookback_basis":null,"formula":"Average number of transactions per Ethereum block over every block of the latest complete UTC day. Replaced single-latest-block sampling on 2026-10-22.","formula_published":true,"definition_version":"v00001","definition_history":[{"version":"v00001","effective_from":"2026-02-05T18:07:42Z","change_note":"initial recorded definition"},{"version":"2.0","effective_from":"2026-10-22T06:50:00Z","change_note":"Average transactions per block over the whole day, every block, instead of the latest sampled block; history rebuilt from the public block table."}],"methods":["progr"],"disclaimer":"Madjik metrics are informational market indicators computed by Black Belt Labs. They are not investment advice, an offer, or a recommendation to buy or sell any asset."}