$Request03.fromJson constructor Null safety

$Request03.fromJson(
  1. Map json_
)

Implementation

$Request03.fromJson(core.Map json_)
    : this(
        etag: json_.containsKey('etag') ? json_['etag'] as core.String : null,
        stateMetadata: json_.containsKey('stateMetadata')
            ? (json_['stateMetadata'] as core.Map<core.String, core.dynamic>)
                .map(
                (key, item) => core.MapEntry(
                  key,
                  item as core.String,
                ),
              )
            : null,
      );