{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948708,-0.316153,0.000000,0.000000,0.176441,-0.529464,0.829781,0.000000,-0.261787,0.785567,0.560670,0.000000,-1671471.791382,5015737.389874,3555837.176879,1],    "boundingVolume": {    "region": [1.892420,0.595084,1.892516,0.595307,0.000000,8.816292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1179512.b3dm"}}}