Update custom attribute metadata

//native

type Kustomer = {

  apiKey: string;

};

/**

 * Update custom attribute metadata

 * Sets the [metadata properties](https://developer.

 */

export async function main(

  auth: Kustomer,

  resource: string,

  body: {

    standardProperties?: {};

    relationships?: {};

    properties?: {};

    validations?: string[];

  },

) {

  const url = new URL(`https://api.kustomerapp.com/v1/metadata/${resource}`);

  const response = await fetch(url, {

    method: "PUT",

    headers: {

      "Content-Type": "application/json",

      Authorization: "Bearer " + auth.apiKey,

    },

    body: JSON.stringify(body),

  });

  if (!response.ok) {

    const text = await response.text();

    throw new Error(`${response.status} ${text}`);

  }

  return await response.json();

}