{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949677,-0.313232,0.000000,0.000000,0.174832,-0.530066,0.829737,0.000000,-0.259354,0.786327,0.560736,0.000000,-1655940.838677,5020590.998352,3556251.348831,1],    "boundingVolume": {    "region": [1.889309,0.595141,1.889471,0.595407,0.000000,7.256090]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_1356266.b3dm"}}}