{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948998,-0.315283,0.000000,0.000000,0.175968,-0.529661,0.829756,0.000000,-0.261059,0.785783,0.560708,0.000000,-1666823.313913,5017113.842370,3556075.763997,1],    "boundingVolume": {    "region": [1.891504,0.595145,1.891599,0.595336,0.000000,8.615729]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/30_1073342.b3dm"}}}