OpenShort (index_topic_1address trader, index_topic_2uint256 assetId, uint256 maturityTime, uint256 amount, uint256 vaultSharePrice, bool asBase, uint256 baseProceeds, uint256 bondAmount, bytes extraData)
[topic 0]:0xfa6dd2e3e152dbc3fe91196c0b8aa871c26fd7a1d07de126ec3159fd4ede2c75
[topic 2]:0x0200000000000000000000000000000000000000000000000000000067fef300
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