{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949014,-0.315233,0.000000,0.000000,0.175755,-0.529113,0.830150,0.000000,-0.261142,0.786174,0.560121,0.000000,-1667351.518126,5019598.363930,3552345.142267,1],    "boundingVolume": {    "region": [1.891451,0.594437,1.891545,0.594627,0.000000,15.631643]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/26_1212618.b3dm"}}}