{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852940,-0.522009,0.000000,0.000000,0.269289,-0.440006,0.856667,0.000000,-0.446385,0.729374,0.518415,0.000000,-2849670.852516,4656237.588089,3287343.595176,1],    "boundingVolume": {    "region": [2.119955,0.544954,2.120047,0.545038,0.000000,90.474900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_5390.b3dm"}}}