{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943791,-0.330544,0.000000,0.000000,0.184523,-0.526861,0.829680,0.000000,-0.273670,0.781399,0.560821,0.000000,-1747343.403975,4989126.292873,3556793.717951,1],    "boundingVolume": {    "region": [1.907629,0.595320,1.907724,0.595435,0.000000,8.578349]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/4_1275697.b3dm"}}}