{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949664,-0.313269,0.000000,0.000000,0.175099,-0.530807,0.829207,0.000000,-0.259218,0.785810,0.561524,0.000000,-1655074.708300,5017301.152352,3561260.209431,1],    "boundingVolume": {    "region": [1.889380,0.596185,1.889479,0.596267,0.000000,7.210540]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/12_1348318.b3dm"}}}