{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896317,-0.443414,0.000000,0.000000,0.283778,-0.573629,0.768387,0.000000,-0.339774,0.686819,0.642521,0.000000,-2170126.422180,4386691.120087,4076289.918718,1],    "boundingVolume": {    "region": [2.030134,0.697724,2.030267,0.697843,0.000000,66.439108]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_540033.b3dm"}}}