+struct nativeChannelTransactionParametersOpaque;
+typedef struct nativeChannelTransactionParametersOpaque LDKnativeChannelTransactionParameters;
+struct nativeCounterpartyChannelTransactionParametersOpaque;
+typedef struct nativeCounterpartyChannelTransactionParametersOpaque LDKnativeCounterpartyChannelTransactionParameters;
+struct nativeDirectedChannelTransactionParametersOpaque;
+typedef struct nativeDirectedChannelTransactionParametersOpaque LDKnativeDirectedChannelTransactionParameters;