description: Returns a postcard object headers: ratelimit-limit: $ref: "../../../shared/headers/ratelimit.yml#/ratelimit-limit" ratelimit-remaining: $ref: "../../../shared/headers/ratelimit.yml#/ratelimit-remaining" ratelimit-reset: $ref: "../../../shared/headers/ratelimit.yml#/ratelimit-reset" content: $ref: "postcard.yml"