{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897866,-0.440268,0.000000,0.000000,0.285176,-0.581578,0.761867,0.000000,-0.334478,0.682123,0.650256,0.000000,-2136373.291302,4356841.774003,4125501.890774,1],    "boundingVolume": {    "region": [2.026618,0.707808,2.026769,0.708035,0.000000,15.795172]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/1_1793999.b3dm"}}}