{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897955,-0.440088,0.000000,0.000000,0.284679,-0.580858,0.762602,0.000000,-0.334666,0.682853,0.649393,0.000000,-2137564.474986,4361488.108226,4120008.712432,1],    "boundingVolume": {    "region": [2.026426,0.706674,2.026559,0.706897,0.000000,14.409310]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/15_1823543.b3dm"}}}