{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949532,-0.313671,0.000000,0.000000,0.175105,-0.530070,0.829677,0.000000,-0.259699,0.786149,0.560826,0.000000,-1658144.042220,5019455.460040,3556823.789274,1],    "boundingVolume": {    "region": [1.889773,0.595250,1.889935,0.595516,0.000000,8.806784]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1368092.b3dm"}}}