{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951041,-0.309066,0.000000,0.000000,0.115861,-0.356521,0.927076,0.000000,-0.286256,0.880850,0.377042,0.000000,-1826648.334105,5620856.651587,2389867.266837,1],    "boundingVolume": {    "region": [1.884926,0.386550,1.885089,0.386653,0.000000,14.871015]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/13_60829.b3dm"}}}