{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949845,-0.312722,0.000000,0.000000,0.174596,-0.530308,0.829632,0.000000,-0.258899,0.786366,0.560892,0.000000,-1653034.238008,5020840.877938,3557243.987685,1],    "boundingVolume": {    "region": [1.888771,0.595397,1.888935,0.595528,0.000000,8.803979]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1355300.b3dm"}}}