{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949564,-0.313572,0.000000,0.000000,0.175078,-0.530173,0.829617,0.000000,-0.259598,0.786119,0.560915,0.000000,-1657496.470027,5019264.508427,3557391.219444,1],    "boundingVolume": {    "region": [1.889668,0.595358,1.889830,0.595623,0.000000,8.422881]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1367475.b3dm"}}}