{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897737,-0.440531,0.000000,0.000000,0.282882,-0.576471,0.766589,0.000000,-0.336769,0.686285,0.644671,0.000000,-2150952.522167,4383318.849830,4089964.994136,1],    "boundingVolume": {    "region": [2.026924,0.700558,2.027050,0.700627,0.000000,50.720461]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_858089.b3dm"}}}