bedrock-samples/metadata/json_schemas/server/1.20.50/item/components/UseModifiers.json

{
    "$schema": "http://json-schema.org/draft-07/schema#",
    "$id": "435751873",
    "x-format-version": "1.20.50",
    "x-minecraft-version": "1.21.90-beta.3",
    "title": "minecraft:use_modifiers",
    "description": "This component modifies use effects, including how long the item takes to use and the player's speed when used in combination with components like \"shooter\", \"throwable\", or \"food\".",
    "type": "object",
    "properties": {
        "movement_modifier": {
            "description": "Modifier value to scale the players movement speed when item is in use.",
            "type": "number",
            "minimum": 0.0,
            "maximum": 1.0
        },
        "use_duration": {
            "description": "How long the item takes to use in seconds.",
            "type": "number",
            "minimum": 0.0
        }
    }
}