MigrationFailureReason

MigrationFailureReason: {
  readonly IncompatibleSubtype: "incompatible-subtype";
  readonly MigrationError: "migration-error";
  readonly TargetVersionTooNew: "target-version-too-new";
  readonly TargetVersionTooOld: "target-version-too-old";
  readonly UnknownType: "unknown-type";
  readonly UnrecognizedSubtype: "unrecognized-subtype";
};