{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857965,-0.513708,0.000000,0.000000,0.262786,-0.438891,0.859254,0.000000,-0.440627,0.735909,0.514087,0.000000,-2812866.402232,4697888.689250,3259852.430111,1],    "boundingVolume": {    "region": [2.110215,0.539880,2.110379,0.540006,0.000000,19.612766]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/3_330445.b3dm"}}}