{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943090,-0.332537,0.000000,0.000000,0.186278,-0.528294,0.828375,0.000000,-0.274882,0.779580,0.562756,0.000000,-1755099.527151,4977548.296461,3569092.273837,1],    "boundingVolume": {    "region": [1.909726,0.597676,1.909851,0.597756,0.000000,8.655349]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_1255073.b3dm"}}}