{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949632,-0.313368,0.000000,0.000000,0.175241,-0.531051,0.829021,0.000000,-0.259241,0.785605,0.561800,0.000000,-1655221.244498,5015997.811904,3563015.816926,1],    "boundingVolume": {    "region": [1.889457,0.596476,1.889610,0.596644,0.000000,9.988233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/7_1411526.b3dm"}}}