{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858531,-0.512762,0.000000,0.000000,0.262457,-0.439438,0.859076,0.000000,-0.439723,0.736240,0.514388,0.000000,-2807102.103449,4700001.163971,3261762.755867,1],    "boundingVolume": {    "region": [2.109113,0.540231,2.109278,0.540356,0.000000,16.841433]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/6_247208.b3dm"}}}