{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948879,-0.315642,0.000000,0.000000,0.115985,-0.348674,0.930040,0.000000,-0.293291,0.881690,0.369598,0.000000,-1871508.963791,5626112.296402,2342639.564270,1],    "boundingVolume": {    "region": [1.891876,0.378542,1.891982,0.378612,0.000000,68.372810]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/16_11800.b3dm"}}}