{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896857,-0.442321,0.000000,0.000000,0.282539,-0.572880,0.769402,0.000000,-0.339387,0.688148,0.641302,0.000000,-2167645.372411,4395155.287762,4068537.361547,1],    "boundingVolume": {    "region": [2.028889,0.696138,2.029072,0.696251,0.000000,51.739737]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/6_457827.b3dm"}}}