{"id":"image-trim-transparent","engine":"media","category":"image","name":"Trim transparent margins","fields":[{"key":"file","label":"Choose an image","type":"file","accept":"image/png,image/jpeg,image/webp,image/gif,image/bmp","multiple":false,"required":true},{"key":"alpha","label":"Minimum visible alpha (0–254)","type":"number","default":0,"min":0,"max":254,"step":1}],"sample":{}}