{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942638,-0.333817,0.000000,0.000000,0.187053,-0.528203,0.828259,0.000000,-0.275902,0.779096,0.562928,0.000000,-1761610.625354,4974457.011736,3570186.806375,1],    "boundingVolume": {    "region": [1.911084,0.597893,1.911209,0.597956,0.000000,7.310554]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/19_1250471.b3dm"}}}