BtcBlockBot on Nostr: Whale alert! 🐋 Someone moved 15,745 BTC ($1B) in block 838,157 Whale alert! 🐋 Someone moved 15,745 BTC ($1B) in block 838,157 https://mempool.space/tx/48cd9adc195236ad3bc13e29b5f7a7ec9768331cf1ea615c104f2b6a111d94f4