{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951012,-0.309154,0.000000,0.000000,0.172767,-0.531461,0.829277,0.000000,-0.255835,0.786992,0.561419,0.000000,-1633474.531158,5024848.831567,3560596.084251,1],    "boundingVolume": {    "region": [1.885027,0.595990,1.885173,0.596210,0.000000,8.818356]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1422939.b3dm"}}}