Customiser letter parts
List letter-part colour selections
Lists the letter type's materialised letter-part colour selections. A
part the letter type lists in letter_parts but that has never been
created is absent here rather than invented, so the list is what exists
rather than what could exist.
Overview
Requires customisers:read. The operation
is read-only and always safe to retry.
Authorisation
Bearer token required. Include it in theAuthorization header.
Required scope: customisers:read
Path parameters
customiser_idrequired
The customiser id.
Example: 1
letter_type_idrequired
The letter type id.
Example: 7
List letter-part colour selections
curl https://web.signcustomiser.com/api/v3/customisers/1/letter-types/7/letter-parts \
--header 'Accept: application/json' \
--header 'Authorization: Bearer YOUR_API_TOKEN'Response
{
"data": [
{
"object": "letter_part_colour_selection",
"customiser_id": 42,
"letter_type_id": 7,
"letter_part": "face",
"name": null,
"description": null,
"optional": null,
"optional_label": null,
"optional_default_none": false,
"lightsource": false,
"custom_image": false,
"show_default_upload_image": true,
"show_in_text_editor": true,
"text_enabled": false,
"default_upload_image_url": null,
"created_at": "2026-08-13T00:00:00Z",
"updated_at": "2026-08-13T00:00:00Z"
}
],
"pagination": {
"has_more": false,
"next_cursor": null
},
"links": {
"self": "https://web.signcustomiser.com/api/v3/customisers/42/letter-types/7/letter-parts",
"documentation": "https://www.signcustomiser.com/help/api/",
"next": null
},
"meta": {
"api_version": "v3",
"request_id": "req_01jz9x2k7c8f3m5n6p7q8r9s0t"
}
}{
"type": "https://www.signcustomiser.com/help/api/problems/missing_api_key",
"title": "Missing API key",
"status": 401,
"code": "missing_api_key",
"detail": "Provide a store API key as a bearer token.",
"request_id": "req_01jz9x2k7c8f3m5n6p7q8r9s0t"
}{
"type": "https://www.signcustomiser.com/help/api/problems/insufficient_scope",
"title": "Insufficient scope",
"status": 403,
"code": "insufficient_scope",
"detail": "This operation requires the customisers:read scope.",
"required_scopes": [
"customisers:read"
],
"granted_scopes": [
"store:read"
],
"request_id": "req_01jz9x2k7c8f3m5n6p7q8r9s0t"
}{
"type": "https://www.signcustomiser.com/help/api/problems/resource_not_found",
"title": "Resource not found",
"status": 404,
"code": "resource_not_found",
"detail": "The requested resource does not exist or does not belong to the authenticated store.",
"request_id": "req_01jz9x2k7c8f3m5n6p7q8r9s0t"
}{
"type": "https://www.signcustomiser.com/help/api/problems/unknown_parameter",
"title": "Unknown query parameter",
"status": 422,
"code": "unknown_parameter",
"detail": "This endpoint accepts no query parameters.",
"request_id": "req_01jz9x2k7c8f3m5n6p7q8r9s0t"
}{
"type": "https://www.signcustomiser.com/help/api/problems/rate_limited",
"title": "Too many requests",
"status": 429,
"code": "rate_limited",
"detail": "You have exceeded the request limit for this API key.",
"retry_after": 60,
"request_id": "req_01jz9x2k7c8f3m5n6p7q8r9s0t"
}