minecraft-bedrock-json-schemas/source/behavior/blocks/format/components/friction.json

{
  "$id": "blockception.minecraft.behavior.blocks.minecraft.friction",
  "additionalProperties": false,
  "type": "number",
  "title": "Friction",
  "description": "Property describing the friction for this block. Friction effects an entities movements when it walks on the block.",
  "default": 0.1
}