def ia.step
import cswap-bend-cli@0.1.0.0/importu.bend as Importuimport Base
import cswap-bend-cli@0.1.0.0/json.bend as Json
360def ia.step(+row: Json.Json, +seq: Json.Json, +now: U32, +off: U32, ia: IA) -> IA:
361 match ia:
362 case IA{rs, sk, slots, +err}:
363 ia.go1(String.is_empty(err), row, seq, now, off, IA{rs, sk, slots, err})