{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948711,-0.316145,0.000000,0.000000,0.176495,-0.529639,0.829658,0.000000,-0.261741,0.785452,0.560854,0.000000,-1671181.015534,5015001.236092,3557004.107146,1],    "boundingVolume": {    "region": [1.892412,0.595305,1.892508,0.595529,0.000000,8.794527]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1180794.b3dm"}}}