{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950289,-0.311370,0.000000,0.000000,0.173700,-0.530125,0.829937,0.000000,-0.257875,0.787025,0.560439,0.000000,-1646497.039448,5025040.925219,3554363.425698,1],    "boundingVolume": {    "region": [1.887381,0.594857,1.887481,0.594974,0.000000,8.819950]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_1452365.b3dm"}}}