{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949005,-0.315262,0.000000,0.000000,0.175931,-0.529590,0.829809,0.000000,-0.261058,0.785839,0.560629,0.000000,-1666817.379367,5017472.916615,3555575.262845,1],    "boundingVolume": {    "region": [1.891482,0.595050,1.891576,0.595241,0.000000,8.772595]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/29_1074519.b3dm"}}}