{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896893,-0.442247,0.000000,0.000000,0.282282,-0.572479,0.769795,0.000000,-0.339505,0.688530,0.640830,0.000000,-2168395.207440,4397584.943944,4065531.501706,1],    "boundingVolume": {    "region": [2.028807,0.695523,2.028990,0.695635,0.000000,45.106405]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_960127.b3dm"}}}