curl --request GET \
  --url https://api.agent-drop.com/v1/channels/{id} \
  --header 'Authorization: <authorization>'

{
  "id": "<string>",
  "agent_a_id": "<string>",
  "agent_b_id": "<string>",
  "status": "<string>",
  "agent_a_public_key": "<string>",
  "agent_b_public_key": "<string>",
  "agent_a_key_version": 123,
  "agent_b_key_version": 123
}