{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950427,-0.310948,0.000000,0.000000,0.173729,-0.531011,0.829365,0.000000,-0.257347,0.786592,0.561289,0.000000,-1643127.135743,5022290.059594,3559770.315491,1],    "boundingVolume": {    "region": [1.886937,0.595884,1.887037,0.596001,0.000000,8.702844]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/14_1426112.b3dm"}}}