{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895894,-0.444267,0.000000,0.000000,0.283913,-0.572529,0.769158,0.000000,-0.340772,0.687189,0.641596,0.000000,-2176490.144180,4389039.508506,4070404.544029,1],    "boundingVolume": {    "region": [2.031098,0.696523,2.031207,0.696631,0.000000,40.258738]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_622757.b3dm"}}}