{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949596,-0.313477,0.000000,0.000000,0.175254,-0.530884,0.829125,0.000000,-0.259364,0.785674,0.561646,0.000000,-1656010.600601,5016438.580873,3562034.963864,1],    "boundingVolume": {    "region": [1.889600,0.596333,1.889699,0.596414,0.000000,9.548156]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/14_1409577.b3dm"}}}