minecraft-bedrock-json-schemas/source/behavior/loot_tables/conditions/killed_by_player.json

{
  "$id": "blockception.minecraft.behavior.condition.killed_by_player",
  "type": "object",
  "additionalProperties": false,
  "description": "Returns the condition true if the actor of the loot table is killed by player or entities that has owner.",
  "title": "Killed By Player",
  "properties": {
    "condition": { "type": "string", "title": "Condition", "description": "UNDOCUMENTED", "$comment": "UNDOCUMENTED" }
  }
}