{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897873,-0.440254,0.000000,0.000000,0.285162,-0.581572,0.761877,0.000000,-0.334472,0.682136,0.650245,0.000000,-2136332.402234,4356930.274198,4125430.084266,1],    "boundingVolume": {    "region": [2.026602,0.707793,2.026754,0.708021,0.000000,15.795172]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/1_1793901.b3dm"}}}