{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949563,-0.313575,0.000000,0.000000,0.174969,-0.529838,0.829854,0.000000,-0.259675,0.786345,0.560563,0.000000,-1657989.084625,5020698.752799,3555152.120783,1],    "boundingVolume": {    "region": [1.889671,0.594932,1.889833,0.595198,0.000000,8.805125]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1370360.b3dm"}}}