{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893958,-0.448150,0.000000,0.000000,0.288829,-0.576148,0.764612,0.000000,-0.341703,0.681619,0.647020,0.000000,-2182485.896480,4353563.801797,4104912.488724,1],    "boundingVolume": {    "region": [2.035409,0.703588,2.035574,0.703751,0.000000,46.655184]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_1870415.b3dm"}}}