{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950445,-0.310892,0.000000,0.000000,0.173881,-0.531580,0.828968,0.000000,-0.257176,0.786227,0.561878,0.000000,-1642042.160226,5019972.970910,3563512.061167,1],    "boundingVolume": {    "region": [1.886879,0.596605,1.886977,0.596704,0.000000,14.804801]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1394008.b3dm"}}}