{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949735,-0.313054,0.000000,0.000000,0.174957,-0.530780,0.829254,0.000000,-0.259055,0.785914,0.561454,0.000000,-1654035.074225,5017962.087133,3560814.971203,1],    "boundingVolume": {    "region": [1.889127,0.596057,1.889280,0.596226,0.000000,11.448053]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1434731.b3dm"}}}