{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895016,-0.446034,0.000000,0.000000,0.284353,-0.570585,0.770439,0.000000,-0.342702,0.687668,0.640054,0.000000,-2188800.737075,4392065.058488,4060594.016629,1],    "boundingVolume": {    "region": [2.033059,0.694506,2.033193,0.694631,0.000000,46.323488]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/12_978956.b3dm"}}}