{"id":"ux_1b8wqt3","type":"WHALE_WALLET","severity":47,"tier":"NOTABLE","headline":"WHALE WALLET: 87.91 BTC OUT","detail":"87.91 BTC just left a whale wallet SENTINEL has watched since observing 1,074 BTC land there on-chain. Identity unknown, this is observed behavior, not an attribution.","metrics":[{"label":"WALLET","value":"bc1qkl4z…x9vf"},{"label":"FLOW","value":"OUTFLOW"},{"label":"AMOUNT","value":"87.91 BTC"},{"label":"OBSERVED SIZE","value":"1,074 BTC"}],"subjectKind":"tx","subjectId":"57c9fa4e11a04b576c9b42c5fc68e455796e327e95fb1df36ccf917a96f170a4","source":"mempool.space","provenance":"INFERRED","detectedAt":1791656600,"lastSeenAt":1791663350}