{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943184,-0.332269,0.000000,0.000000,0.186205,-0.528564,0.828220,0.000000,-0.274610,0.779510,0.562986,0.000000,-1753358.850447,4977107.189656,3570552.833743,1],    "boundingVolume": {    "region": [1.909443,0.597954,1.909568,0.598034,0.000000,8.719224]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_1249185.b3dm"}}}