{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950079,-0.312008,0.000000,0.000000,0.174411,-0.531089,0.829171,0.000000,-0.258163,0.786119,0.561576,0.000000,-1648341.281373,5019278.254784,3561594.892408,1],    "boundingVolume": {    "region": [1.888033,0.596185,1.888171,0.596394,0.000000,8.817862]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1432906.b3dm"}}}