{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852962,-0.521973,0.000000,0.000000,0.269316,-0.440093,0.856614,0.000000,-0.446326,0.729348,0.518503,0.000000,-2849295.418555,4656070.509228,3287901.861239,1],    "boundingVolume": {    "region": [2.119912,0.545057,2.120004,0.545141,0.000000,100.381366]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_4364.b3dm"}}}