Transitions
Fetch multiple contract transitions by ID
Returns the transitions matching the given IDs between two contract snapshots, alongside the IDs that did not resolve.
Request Body
application/json
TypeScript Definitions
Use the request body type in TypeScript.
Response Body
application/json
application/json
application/json
application/json
application/json
application/json
curl -X POST "https://loading/contracts.v1.Contracts/GetTransitions" \ -H "Content-Type: application/json" \ -d '{ "contractId": "EBESExQVFhcYGRobHB0eHw==", "fromSnapshotId": "6", "toSnapshotId": "7", "transitionIds": [ "dHJhbnNpdGlvbi0wMDAx", "dHJhbnNpdGlvbi0wMDAy" ] }'{
"transitions": [
{
"contractId": "EBESExQVFhcYGRobHB0eHw==",
"fromSnapshotId": "6",
"toSnapshotId": "7",
"id": "dHJhbnNpdGlvbi0wMDAx",
"type": "added",
"marketHashName": "AK-47 | Redline (Field-Tested)",
"createdAt": "2026-04-01T12:15:00Z",
"updatedAt": "2026-04-01T12:15:00Z"
}
],
"notFoundIds": [
"dHJhbnNpdGlvbi0wMDAy"
]
}{
"code": "invalid_argument",
"message": "The request was malformed, such as a missing required field or an unparseable cursor."
}{
"code": "unauthenticated",
"message": "The request lacks a valid API key in the Authorization header."
}{
"code": "permission_denied",
"message": "The API key is not allowed to perform this action on this workspace."
}{
"code": "resource_exhausted",
"message": "The request was rate limited. Slow down and retry later."
}{
"code": "internal",
"message": "An internal server error occurred."
}GetTransition
Returns one transition between two contract evaluation snapshots, recording how a single item changed (added, updated, or removed) from one snapshot to the next.
ListTransitions
Returns a paged list of transition IDs for a contract, optionally scoped to the changes between two specific snapshots. Use GetTransition or GetTransitions to hydrate the full records.