{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892503,-0.451041,0.000000,0.000000,0.290966,-0.575754,0.764098,0.000000,-0.343673,0.680049,0.647628,0.000000,-2195080.110434,4343548.235317,4108779.258068,1],    "boundingVolume": {    "region": [2.038675,0.704433,2.038779,0.704502,0.000000,45.457937]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1969557.b3dm"}}}