{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943301,-0.331939,0.000000,0.000000,0.186130,-0.528944,0.827994,0.000000,-0.274261,0.779392,0.563319,0.000000,-1751135.487872,4976358.240030,3572672.932005,1],    "boundingVolume": {    "region": [1.909082,0.598349,1.909227,0.598447,0.000000,8.616977]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_568613.b3dm"}}}