Array
(
    [1536x1536] => Array
        (
            [width] => 1536
            [height] => 1536
            [crop] => 
        )

    [2048x2048] => Array
        (
            [width] => 2048
            [height] => 2048
            [crop] => 
        )

    [rta_thumb_no_cropped_420x] => Array
        (
            [width] => 420
            [height] => 0
            [crop] => 
        )

    [et-pb-gallery-module-image-portrait] => Array
        (
            [width] => 400
            [height] => 300
            [crop] => 1
        )

    [et-pb-post-main-image-fullwidth-large] => Array
        (
            [width] => 0
            [height] => 0
            [crop] => 1
        )

    [et-pb-image--responsive--desktop] => Array
        (
            [width] => 1280
            [height] => 720
            [crop] => 1
        )

    [et-pb-image--responsive--tablet] => Array
        (
            [width] => 980
            [height] => 551
            [crop] => 1
        )

    [et-pb-image--responsive--phone] => Array
        (
            [width] => 480
            [height] => 270
            [crop] => 1
        )

)