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     "ts_ms": 1790194163415,
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    {
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    {
     "seq": 30,
     "ts_ms": 1790194163906,
     "type": "approval_granted",
     "payload": "{\"approval_id\":\"incident-checkout-5xx:s5\",\"grant\":{\"action_digest\":\"7d4ebb2f5a05c778f4c92d3fbbaf54d538cfec06c4370defff726e3817bdedd5\",\"agent_id\":\"default\",\"approval_id\":\"incident-checkout-5xx:s5\",\"expires_ms\":1790194463902,\"issued_ms\":1790194163902,\"key_id\":\"0bfd286ed03ea36c\",\"nonce\":\"5a61de97adf82d37467dd9d469b155d3\",\"signature\":\"BmkQqETS8bD3pWGHyvnfmQBUA/8605c7M8NZdszgiWI4OHUa/31NckcrvKypx07RTsdiL5PGH0ldWvSuk5dACQ==\",\"tenant\":\"default\",\"tool\":\"rollback_deploy\",\"v\":1},\"reason\":\"deploy-correlated; runbook says roll back\",\"reviewer\":\"oncall.lead\",\"run_id\":\"incident-checkout-5xx\"}",
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    {
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     "type": "run_event",
     "payload": "{\"event\":{\"duration_ms\":null,\"payload\":{\"call_id\":\"s5\"},\"seq\":11,\"ts\":null,\"type\":\"approval_granted\"},\"run_id\":\"incident-checkout-5xx\"}",
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    {
     "seq": 33,
     "ts_ms": 1790194164055,
     "type": "run_event",
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    {
     "seq": 34,
     "ts_ms": 1790194164059,
     "type": "run_event",
     "payload": "{\"event\":{\"duration_ms\":null,\"payload\":{\"output\":\"Resolved: checkout rolled back to v1.8.1 per RB-checkout-5xx after the human-approved remediation; error rate should recover within one scrape interval. If the rollback was denied, I have taken no action and the incident needs a human decision on next steps.\"},\"seq\":14,\"ts\":null,\"type\":\"run_finished\"},\"run_id\":\"incident-checkout-5xx\"}",
     "prev_hash": "96f0cb2f7aad0212dfb7761b3048f8209e8b9827c072c8578a8da26c25898a94",
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 ],
 "sampling_salt": "cc843263fa134771b977b8f3c1b55f7d5175fec85a2340a795d574e38f1b25b5",
 "key_id": "0bfd286ed03ea36c",
 "public_key": "IRzjE3Oo7J8QaoT0uLXRcsybOBWLYKWu/wvABS8D604=",
 "signature": "zcEZaw8zNpX2SKL484xF3ePTeO273gdNmWfZG+MgVe8h0y2KpKnVUD+jI6a3cedgaHQqG9NUSFSKy3jYLJp/AA=="
}