{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896505,-0.443034,0.000000,0.000000,0.282973,-0.572611,0.769444,0.000000,-0.339953,0.687915,0.641253,0.000000,-2171259.983563,4393664.941112,4068221.786091,1],    "boundingVolume": {    "region": [2.029685,0.696074,2.029868,0.696186,0.000000,54.891054]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/6_510872.b3dm"}}}