{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949981,-0.312308,0.000000,0.000000,0.174227,-0.529963,0.829930,0.000000,-0.258650,0.786764,0.560449,0.000000,-1651445.080592,5023371.490700,3554427.255847,1],    "boundingVolume": {    "region": [1.888336,0.594862,1.888500,0.594993,0.000000,8.815328]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/9_1456351.b3dm"}}}