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    claim_rewards: TxDescriptor<
        {
            reward_kind: Enum<
                {
                    RococoWestend: {
                        bridged_chain_id: FixedSizeBinary<4>;
                        lane_id: FixedSizeBinary<4>;
                        owner: Enum<{ BridgedChain: undefined; ThisChain: undefined }>;
                    };
                    Snowbridge: undefined;
                },
            >;
        },
    >

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