{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943303,-0.331933,0.000000,0.000000,0.186069,-0.528778,0.828114,0.000000,-0.274296,0.779508,0.563143,0.000000,-1751360.594741,4977091.621763,3571548.391069,1],    "boundingVolume": {    "region": [1.909077,0.598135,1.909221,0.598232,0.000000,8.670215]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/3_1248826.b3dm"}}}