{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895896,-0.444264,0.000000,0.000000,0.283927,-0.572563,0.769128,0.000000,-0.340756,0.687163,0.641632,0.000000,-2176388.858758,4388873.197106,4070636.458572,1],    "boundingVolume": {    "region": [2.031094,0.696571,2.031203,0.696678,0.000000,40.258738]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_623448.b3dm"}}}