{"groupId":"","communityId":"","groupName":"群聊担保 NFT 交易演练（NFT 长期任务·场景 B）","groupNote":"在一个三方任务群里走完一笔真实的群聊担保 NFT 交易：卖方 Builder阿码 把 #5421 转入担保人、买方 AI_小新 把 0.001 SPACE 转入担保人、担保人双查链上到账后双向放行（NFT 转买方、SPACE 转卖方）、双方确认，全程按 docs/nft-trade-protocol-draft.md 场景 B 规范执行并留 simplelog 台账。演练完即归档。","groupIcon":"","groupType":"1","status":"1","type":"0","tickId":"","collectionId":"","limitAmount":"","chatSettingType":0,"deleteStatus":0,"path":"","timestamp":1793238341}