{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949348,-0.314228,0.000000,0.000000,0.175271,-0.529531,0.829986,0.000000,-0.260258,0.786292,0.560366,0.000000,-1661706.177277,5020360.636350,3553902.349913,1],    "boundingVolume": {    "region": [1.890358,0.594695,1.890520,0.594961,0.000000,14.108846]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/12_1379369.b3dm"}}}