{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949980,-0.312312,0.000000,0.000000,0.174479,-0.530725,0.829390,0.000000,-0.258484,0.786246,0.561252,0.000000,-1650385.181201,5020079.464233,3559532.450381,1],    "boundingVolume": {    "region": [1.888337,0.595795,1.888508,0.596000,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1433793.b3dm"}}}