arrayFound = Entities.findEntities(MyAvatar.position, 5000.0)
for( i = 0; i < arrayFound.length; i++){
	var entProps = Entities.getEntityProperties(arrayFound[i]);
		if (entProps.dynamic){
		   	Entities.editEntity(arrayFound[i], {gravity : {"x":0,"y":-9,"z":0}});
		   	Entities.editEntity(arrayFound[i], {userData: JSON.stringify({grabbableKey:{"grabbable":true}})});
		} 
}