{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896302,-0.443444,0.000000,0.000000,0.283787,-0.573599,0.768407,0.000000,-0.339806,0.686825,0.642498,0.000000,-2170329.809445,4386729.850733,4076140.955875,1],    "boundingVolume": {    "region": [2.030168,0.697694,2.030301,0.697813,0.000000,53.211031]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_543368.b3dm"}}}