{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898006,-0.439984,0.000000,0.000000,0.281312,-0.574156,0.768901,0.000000,-0.337372,0.688576,0.641905,0.000000,-2154780.811347,4397904.496909,4072372.527006,1],    "boundingVolume": {    "region": [2.026330,0.696952,2.026423,0.697009,0.000000,19.005175]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/4_391520.b3dm"}}}