{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943269,-0.332030,0.000000,0.000000,0.186255,-0.529135,0.827844,0.000000,-0.274286,0.779223,0.563542,0.000000,-1751293.358633,4975281.307395,3574085.638256,1],    "boundingVolume": {    "region": [1.909178,0.598618,1.909323,0.598716,0.000000,8.765410]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_545000.b3dm"}}}