Returns checkout buttons for any energetic cost suppliers with offsite checkouts. The pink, green, blue, and alpha values of the colour, represented as aspace-separated string, with a slash before the alpha channel. The red, green, and blue values of the colour, represented as a space-separated string. The [metafields](/docs/api/liquid/objects/metafield) applied to https://eminemw502dec4.wikibuysell.com/user