{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948721,-0.316115,0.000000,0.000000,0.176480,-0.529650,0.829654,0.000000,-0.261715,0.785457,0.560859,0.000000,-1671013.825008,5015034.131458,3557036.059407,1],    "boundingVolume": {    "region": [1.892380,0.595312,1.892476,0.595535,0.000000,8.794527]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1180887.b3dm"}}}