{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949600,-0.313463,0.000000,0.000000,0.175245,-0.530883,0.829127,0.000000,-0.259353,0.785681,0.561642,0.000000,-1655939.717714,5016479.909847,3562009.881852,1],    "boundingVolume": {    "region": [1.889585,0.596328,1.889683,0.596410,0.000000,14.294758]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/13_1409427.b3dm"}}}