{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949610,-0.313435,0.000000,0.000000,0.175303,-0.531112,0.828969,0.000000,-0.259280,0.785537,0.561877,0.000000,-1655475.243285,5015563.707458,3563505.580366,1],    "boundingVolume": {    "region": [1.889554,0.596642,1.889656,0.596664,0.000000,8.875232]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/12_1414380.b3dm"}}}