{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949593,-0.313484,0.000000,0.000000,0.174953,-0.529961,0.829779,0.000000,-0.259576,0.786298,0.560674,0.000000,-1657359.153735,5020402.538537,3555859.314928,1],    "boundingVolume": {    "region": [1.889575,0.595067,1.889737,0.595332,0.000000,8.805125]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1369396.b3dm"}}}