{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948701,-0.316174,0.000000,0.000000,0.176259,-0.528877,0.830194,0.000000,-0.261936,0.785956,0.560056,0.000000,-1672418.265325,5018207.496209,3551931.209853,1],    "boundingVolume": {    "region": [1.892442,0.594342,1.892538,0.594565,0.000000,8.795382]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/9_1212862.b3dm"}}}