{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897735,-0.440535,0.000000,0.000000,0.282883,-0.576469,0.766590,0.000000,-0.336772,0.686285,0.644669,0.000000,-2150972.946085,4383318.557384,4089954.636163,1],    "boundingVolume": {    "region": [2.026927,0.700556,2.027054,0.700625,0.000000,50.720461]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_858048.b3dm"}}}