{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896530,-0.442984,0.000000,0.000000,0.283418,-0.573593,0.768548,0.000000,-0.339516,0.687127,0.642329,0.000000,-2168475.524682,4388652.527732,4075065.316922,1],    "boundingVolume": {    "region": [2.029636,0.697458,2.029805,0.697607,0.000000,44.365953]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_505896.b3dm"}}}