{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949566,-0.313567,0.000000,0.000000,0.175072,-0.530165,0.829623,0.000000,-0.259596,0.786127,0.560905,0.000000,-1657485.570478,5019312.054451,3557329.627529,1],    "boundingVolume": {    "region": [1.889663,0.595346,1.889825,0.595612,0.000000,8.602500]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1367603.b3dm"}}}