{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943304,-0.331929,0.000000,0.000000,0.186121,-0.528934,0.828002,0.000000,-0.274256,0.779403,0.563308,0.000000,-1751100.462808,4976425.027148,3572597.578249,1],    "boundingVolume": {    "region": [1.909072,0.598335,1.909217,0.598432,0.000000,8.616977]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_568580.b3dm"}}}