List signatures
GET
Lists the signatures of the workspace, to turn a name into the id accepted by signature on POST /drafts and POST /drafts/send. The HTML content is never returned. mailboxId and aliasEmail both null means the signature applies to any address; isDefault marks the one inserted when nothing is requested. Read only. Not paginated.
Authorization
apiKey Authorization<token>
Your 48 character Emelia API key, the same as for the Emelia API, sent as is (a Bearer prefix is tolerated). Create it at https://v3.emelia.io/settings/api. Disabling a key can take up to 5 minutes to apply to the Inbox API.
In: header
Response Body
application/json
application/json
application/json
application/json
application/json
curl -X GET "https://example.com/signatures" \ -H "Authorization: YOUR_API_KEY"{ "items": [ { "id": "cmsgacme0000000000000001", "name": "John, Acme", "mailboxId": "cmbxacme0000000000000001", "aliasEmail": null, "isDefault": true, "position": 0, "createdAt": "2026-09-30T08:05:00.000Z", "updatedAt": "2026-09-30T08:05:00.000Z" } ]}