API reference / Catalog metadata

List attribute definitions for a product category

GET/open/v1/categories/{id}/attributesScope: catalog:read

Service Endpoint Seller token not required

Environment	Base URL + Path
Production	`https://open.mallplus.ph/open/v1/categories/{id}/attributes`
Sandbox	`https://sandbox.open.mallplus.ph/open/v1/categories/{id}/attributes`

Common Signing and Seller Headers

Header	Type	Required	Rules	Description
X-MallPlus-Partner-Id	string	Yes	Issued client ID for the calling app.	Identifies the partner app whose secret signs the request.
X-MallPlus-Timestamp	integer	Yes	Unix timestamp in seconds; default acceptance window is 90 seconds.	Prevents replay outside the allowed signing window.
X-MallPlus-Signature-Version	string	Yes	Use `3` for HMAC v3.	Selects the request signing algorithm.
X-MallPlus-Nonce	string	Yes	32-64 lowercase hexadecimal characters, unique per request.	Replay-protection nonce included in the v3 signing base string.
X-MallPlus-Signature	string	Yes	HMAC-SHA256 over timestamp, client ID, method, path, canonical query, body hash, and nonce.	Cryptographic proof that the request was signed with the app secret.
X-MallPlus-Access-Token	string	Conditional	Required when the operation says seller token required.	Seller OAuth access token returned by the authorization flow.
X-MallPlus-Seller-Id	string	Conditional	Required when `X-MallPlus-Access-Token` is required.	Seller ID bound to the seller OAuth token.

Parameters

Name	In	Type	Required	Rules	Description
id	path	string	Yes	-	The product category ID.

Request Body

This operation has no JSON request body.

Response Parameters

Field	Type	Rules	Description
success	boolean	-	Whether the category attribute request succeeded.
data	array<CategoryAttribute>	-	Attribute definitions configured for the requested category.
data[]	CategoryAttribute	No additional properties	An attribute definition configured for a product category.
data[].attribute_id	string	-	Stable attribute identifier used when supplying category-specific product attributes.
data[].name	string	-	Human-readable attribute name.
data[].type	string	-	UI input hint from the category attribute definition, such as select or input. This is not a closed enum; new values may appear.
data[].required	boolean	-	Whether products in this category must provide a value for the attribute.
data[].allowed_values	array<string>	-	Allowed string values for select-style attributes when the upstream definition provides them.
data[].allowed_values[]	string	-	Allowed attribute value.

Error Codes

HTTP Status	Schema	Description
400	ErrorResponse	Validation error, or a missing/malformed required signing header (BAD_REQUEST)
401	ErrorResponse	Unauthorized — invalid credentials, invalid signature, or expired timestamp (TIMESTAMP_EXPIRED)
403	ErrorResponse	Forbidden — insufficient scope
429	ErrorResponse	The partner or endpoint rate limit has been exceeded
502	ErrorResponse	The upstream commerce service rejected the request or returned an invalid response
503	ErrorResponse	A required platform or upstream dependency is temporarily unavailable
504	ErrorResponse	The upstream commerce service did not respond before the platform timeout

Machine-readable codes are returned in error.code: ACCOUNT_LOCKED, APPROVE_FAILED, APP_LIMIT_REACHED, APP_NOT_FOUND, AUTHORIZATION_CODE_EXPIRED, AUTHORIZATION_REVOKED, AUTH_CODE_EXPIRED, AUTH_CODE_USED, BAD_REQUEST, CANCELLATION_ALREADY_PROCESSED, CANCELLATION_DEADLINE_EXCEEDED, CANCEL_FAILED, CANNOT_DELETE_ACCOUNT_WITH_APPS, CONCURRENT_MODIFICATION, CONFLICT, CREATE_FAILED, DISPUTE_FAILED, DUPLICATE, EMAIL_ALREADY_EXISTS, EMAIL_NOT_VERIFIED, FILE_TOO_LARGE, FORBIDDEN, HMAC_VERSION_DEPRECATED, IDEMPOTENCY_KEY_IN_PROGRESS, IDEMPOTENCY_KEY_REQUIRED, IDEMPOTENCY_KEY_REUSED, INTERNAL_ERROR, INVALID_AUTHORIZATION_CODE, INVALID_CREDENTIALS, INVALID_DEVELOPER_TYPE, INVALID_FILE_CONTENT, INVALID_FILE_TYPE, INVALID_JSON, INVALID_NONCE, INVALID_PATH, INVALID_PICKUP_DATE, INVALID_REFRESH_TOKEN, INVALID_REQUEST, INVALID_SIGNATURE, INVALID_STATE, INVALID_TRANSITION, INVALID_VERIFICATION_TOKEN, MAINTENANCE, MEMBER_PERMISSION_DENIED, MISSING_NONCE, NONCE_REUSED, NOT_FOUND, NOT_IMPLEMENTED, ORDER_NOT_CANCELLABLE, PAYLOAD_TOO_LARGE, PICKUP_DATES_UNAVAILABLE, PRODUCT_HAS_ACTIVE_ORDERS, PRODUCT_UNDER_REVIEW, PROFILE_ALREADY_SUBMITTED, PROFILE_TYPE_MISMATCH, PROXY_ERROR, RATE_LIMITED, REDIRECT_URL_MISMATCH, REFRESH_TOKEN_EXPIRED, REFRESH_TOKEN_REUSED, REJECT_FAILED, RETURN_ALREADY_PROCESSED, RETURN_DEADLINE_EXCEEDED, RE_AUTHORIZATION_REQUIRED, SANDBOX_LIMIT_REACHED, SELLER_TOKEN_REQUIRED, SERVICE_UNAVAILABLE, SESSION_EXPIRED, SHIPMENT_ALREADY_ARRANGED, SHIPMENT_NOT_ARRANGED, SHIPPING_LABEL_UNAVAILABLE, SHIP_FAILED, SIGNATURE_REPLAYED, SSRF_CHECK_FAILED, TEST_SHOP_LIMIT_REACHED, TIMESTAMP_EXPIRED, TOKEN_REVOKED, TOO_MANY_REQUESTS, UNAUTHORIZED, UPLOAD_ERROR, UPLOAD_NOT_CONFIGURED, UPSTREAM_ERROR, UPSTREAM_TIMEOUT, VALIDATION_ERROR, VERIFICATION_LINK_USED, VERIFICATION_TOKEN_EXPIRED, WEBHOOK_SUBSCRIPTION_EXISTS

Request Example

curl -X GET "https://open.mallplus.ph/open/v1/categories/id_123/attributes" \
  -H "X-MallPlus-Partner-Id: mp_partner_123" \
  -H "X-MallPlus-Timestamp: 1786924800" \
  -H "X-MallPlus-Signature-Version: 3" \
  -H "X-MallPlus-Nonce: 4f8b9a0c4d5e6f708192a3b4c5d6e7f8" \
  -H "X-MallPlus-Signature: <hex_hmac_sha256>"

Response Example

{
  "success": true,
  "data": [
    {
      "attribute_id": "attr_color",
      "name": "Color",
      "type": "select",
      "required": false,
      "allowed_values": [
        "Black",
        "White",
        "Silver"
      ]
    }
  ]
}