createTransactionFrom method
Implementation
TransactionRequestPayload createTransactionFrom(String collection) {
final insertOp = Operation_InsertDocument()
..collection = collection
..document = writeToBuffer();
final operation = Operation()..insertDocument = insertOp;
final documentOperations = DocumentOperations();
documentOperations.operations
..clear()
..add(operation);
return TransactionRequestPayload()
..data = (TransactionData()..documentOperations = documentOperations);
}