Input String didn't parse as Avro JSON wire format under the supplied schema. Surfaced only by the Avro | Array[Byte] | String overloads; record / bytes input cannot trigger this case. The wrapped Throwable is whatever apache-avro's JsonDecoder / GenericDatumReader threw — typically an AvroTypeException for shape mismatches, an IOException for malformed JSON, or an org.apache.avro.AvroRuntimeException for misc apache-avro complaints.
Human-readable diagnostic. Kept separate from toString so the default enum representation remains useful for structural inspection / pattern-matching-in-tests.
Human-readable diagnostic. Kept separate from toString so the default enum representation remains useful for structural inspection / pattern-matching-in-tests.