{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949478,-0.313833,0.000000,0.000000,0.175458,-0.530833,0.829115,0.000000,-0.259656,0.785568,0.561661,0.000000,-1657870.685414,5015756.539803,3562129.533305,1],    "boundingVolume": {    "region": [1.889975,0.596351,1.890073,0.596432,0.000000,19.594049]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1410407.b3dm"}}}