200 OKJSON
{
"trains": [
{
"id": "train_8d41",
"cargo": {
"kind": "policy",
"ref": "billing-writes",
"version": "2"
},
"previous": {
"version": "1"
},
"stage": "canary",
"cohort": {
"percent": 5
},
"gate": {
"dwellMinutes": 60,
"minTrustScore": 60,
"maxNewConflicts": 0,
"minSamples": 10
},
"rolloutSteps": [
25,
50,
100
],
"rolloutIndex": -1,
"departedAt": "2026-11-01T09:00:00.000Z",
"updatedAt": "2026-11-01T09:05:00.000Z",
"history": [
{
"at": "2026-11-01T09:00:00.000Z",
"from": "staged",
"to": "staged",
"why": "staged"
},
{
"at": "2026-11-01T09:05:00.000Z",
"from": "staged",
"to": "canary",
"why": "departed into canary"
}
]
}
],
"stages": {
"canary": 1
}
}