{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949838,-0.312743,0.000000,0.000000,0.174580,-0.530220,0.829692,0.000000,-0.258935,0.786417,0.560804,0.000000,-1653263.762314,5021164.526520,3556684.223940,1],    "boundingVolume": {    "region": [1.888794,0.595291,1.888957,0.595422,0.000000,8.809494]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/13_1355715.b3dm"}}}