{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897877,-0.440247,0.000000,0.000000,0.285153,-0.581566,0.761885,0.000000,-0.334470,0.682147,0.650235,0.000000,-2136321.343719,4356994.711548,4125368.173841,1],    "boundingVolume": {    "region": [2.026594,0.707780,2.026746,0.708008,0.000000,14.887757]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/1_1793856.b3dm"}}}