{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898002,-0.439991,0.000000,0.000000,0.281317,-0.574154,0.768900,0.000000,-0.337378,0.688573,0.641906,0.000000,-2154817.566967,4397883.749525,4072375.464652,1],    "boundingVolume": {    "region": [2.026339,0.696953,2.026432,0.697009,0.000000,19.005175]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/4_391523.b3dm"}}}