{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950224,-0.311569,0.000000,0.000000,0.173860,-0.530237,0.829832,0.000000,-0.258007,0.786871,0.560595,0.000000,-1647339.304108,5024058.402878,3555355.259319,1],    "boundingVolume": {    "region": [1.887590,0.595045,1.887690,0.595162,0.000000,8.731559]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1453183.b3dm"}}}