minecraft-bedrock-json-schemas/source/behavior/entities/format/components/heartbeat.json

{
  "$id": "blockception.minecraft.behavior.entities.minecraft.heartbeat",
  "description": "defines the entity's heartbeat..",
  "type": "object",
  "title": "Heartbeat",
  "additionalProperties": false,
  "required": [],
  "properties": {
    "interval": {
      "title": "Interval",
      "description": "A Molang expression defining the inter-beat interval in seconds. A value of zero or less means no heartbeat..",
      "$ref": "../../../../molang/number.json"
    },
    "sound_event": {
      "title": "Sound Event",
      "description": "Level sound event to be played as the heartbeat sound.",
      "type": "string"
    }
  },
  "examples": [{}]
}