{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898364,-0.439251,0.000000,0.000000,0.284025,-0.580893,0.762820,0.000000,-0.334126,0.683361,0.649137,0.000000,-2134111.808108,4364728.031627,4118378.166944,1],    "boundingVolume": {    "region": [2.025510,0.706411,2.025611,0.706486,0.000000,7.415312]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1818259.b3dm"}}}