BtcBlockBot on Nostr: Whale alert! 🐋 Someone moved 7,955 BTC ($511M) in block 855,087 Whale alert! 🐋 Someone moved 7,955 BTC ($511M) in block 855,087 https://mempool.space/tx/464f538e6427d9867b1a044894c8024ccb22d45d4692e9c59dfe0f14b2808a6b