{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950279,-0.311399,0.000000,0.000000,0.173716,-0.530120,0.829937,0.000000,-0.257899,0.787017,0.560439,0.000000,-1646646.696456,5024990.107398,3554365.923888,1],    "boundingVolume": {    "region": [1.887411,0.594857,1.887510,0.594974,0.000000,8.819950]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_1452380.b3dm"}}}