SPLTokenMetaDataProgram.emit constructor
      
      SPLTokenMetaDataProgram.emit({ 
    
- required SPLTokenMetaDataEmitLayout layout,
- required SolAddress programId,
- required SolAddress metadata,
Emits the token-metadata as return data
Implementation
factory SPLTokenMetaDataProgram.emit({
  required SPLTokenMetaDataEmitLayout layout,
  required SolAddress programId,
  /// Metadata account
  required SolAddress metadata,
}) {
  return SPLTokenMetaDataProgram(
      layout: layout, keys: [metadata.toReadOnly()], programId: programId);
}