{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895742,-0.444574,0.000000,0.000000,0.284158,-0.572530,0.769066,0.000000,-0.340967,0.686990,0.641706,0.000000,-2177735.418654,4387766.009651,4071106.688780,1],    "boundingVolume": {    "region": [2.031435,0.696662,2.031556,0.696780,0.000000,22.328703]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_658450.b3dm"}}}