{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950437,-0.310917,0.000000,0.000000,0.173895,-0.531577,0.828967,0.000000,-0.257196,0.786220,0.561879,0.000000,-1642168.905756,5019926.682365,3563518.816965,1],    "boundingVolume": {    "region": [1.886905,0.596606,1.887002,0.596705,0.000000,14.804801]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1394047.b3dm"}}}