{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950209,-0.311614,0.000000,0.000000,0.173899,-0.530272,0.829802,0.000000,-0.258035,0.786830,0.560640,0.000000,-1647516.986785,5023795.545402,3555642.413527,1],    "boundingVolume": {    "region": [1.887638,0.595100,1.887737,0.595217,0.000000,8.815537]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1453763.b3dm"}}}