{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948685,-0.316222,0.000000,0.000000,0.176515,-0.529557,0.829706,0.000000,-0.261820,0.785476,0.560783,0.000000,-1671682.857063,5015158.367526,3556549.782878,1],    "boundingVolume": {    "region": [1.892492,0.595219,1.892588,0.595442,0.000000,7.926040]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1073033.b3dm"}}}