The URL of the image to proxy. The URL must be url-encoded to ensure that Embedly retrieves the correct link.

Your Embedly API key.

The URL of the fall back image to use when url fails. The URL must be url-encoded to ensure that Embedly retrieves the correct link.

Set to false to extract first frame from animated images.

Setting to true utilizes palette quantization, and increases response time. Setting to false is lossless, zlib compression