{
  "membershipId": "urn:missionweaveprotocol:membership:developer-one-mission-one",
  "missionId": "urn:missionweaveprotocol:mission:one",
  "groupId": "urn:missionweaveprotocol:group:mission-one",
  "member": {"type": "agent", "id": "urn:missionweaveprotocol:agent:developer-one"},
  "role": "worker",
  "state": "provisional",
  "membershipEpoch": 1,
  "scopes": ["message.post"],
  "visibilityStartSequence": 35,
  "provisionalExpiresAt": "2026-07-15T01:00:00Z",
  "grantedAt": "2026-07-15T00:00:00Z"
}