{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949008,-0.315251,0.000000,0.000000,0.175944,-0.529650,0.829768,0.000000,-0.261036,0.785803,0.560690,0.000000,-1666677.113147,5017243.473104,3555962.160051,1],    "boundingVolume": {    "region": [1.891470,0.595124,1.891565,0.595314,0.000000,8.547729]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/29_1073459.b3dm"}}}