{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950588,-0.310454,0.000000,0.000000,0.173217,-0.530379,0.829876,0.000000,-0.257098,0.787215,0.560530,0.000000,-1641532.711687,5026252.235326,3554942.927888,1],    "boundingVolume": {    "region": [1.886376,0.594952,1.886559,0.595098,0.000000,8.807318]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1346308.b3dm"}}}