{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949005,-0.315261,0.000000,0.000000,0.175858,-0.529372,0.829963,0.000000,-0.261106,0.785987,0.560399,0.000000,-1667125.512551,5018413.340445,3554113.141604,1],    "boundingVolume": {    "region": [1.891481,0.594772,1.891575,0.594963,0.000000,12.566081]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/28_1076974.b3dm"}}}