{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896500,-0.443044,0.000000,0.000000,0.282928,-0.572505,0.769538,0.000000,-0.340003,0.687996,0.641139,0.000000,-2171576.001444,4394185.083413,4067496.151380,1],    "boundingVolume": {    "region": [2.029696,0.695925,2.029879,0.696038,0.000000,42.342939]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/4_510827.b3dm"}}}