{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950171,-0.311728,0.000000,0.000000,0.174070,-0.530577,0.829571,0.000000,-0.258057,0.786577,0.560984,0.000000,-1647658.839207,5022191.366490,3557827.476145,1],    "boundingVolume": {    "region": [1.887758,0.595515,1.887857,0.595632,0.000000,8.799944]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1354227.b3dm"}}}