{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949884,-0.312604,0.000000,0.000000,0.174741,-0.530970,0.829178,0.000000,-0.258658,0.785964,0.561567,0.000000,-1651501.545088,5018283.307922,3561533.321513,1],    "boundingVolume": {    "region": [1.888644,0.596176,1.888815,0.596381,0.000000,24.885976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1440293.b3dm"}}}