{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896914,-0.442205,0.000000,0.000000,0.282272,-0.572525,0.769765,0.000000,-0.339460,0.688518,0.640866,0.000000,-2168103.539104,4397513.846317,4065762.396911,1],    "boundingVolume": {    "region": [2.028760,0.695570,2.028943,0.695682,0.000000,42.492945]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_448654.b3dm"}}}