{"seal":"cmqdq0c9v0003lr8qjfcwas9u","leaf":"188ca7afdac2ddac7bfb12e4b4f962c557e52c04fb14f87449299668d865f8c3","leafIndex":0,"proof":[],"root":"188ca7afdac2ddac7bfb12e4b4f962c557e52c04fb14f87449299668d865f8c3","batch":"2026-06-15","txHash":null,"chain":"base","verify":"fold: cur = side==R ? sha256(cur+hash) : sha256(hash+cur); cur must equal root"}