{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950097,-0.311954,0.000000,0.000000,0.115866,-0.352886,0.928464,0.000000,-0.289368,0.881310,0.373576,0.000000,-1846494.259948,5623741.766003,2367874.967769,1],    "boundingVolume": {    "region": [1.887967,0.382797,1.888124,0.382926,0.000000,9.262719]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/6_62429.b3dm"}}}