{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948711,-0.316145,0.000000,0.000000,0.176490,-0.529624,0.829668,0.000000,-0.261744,0.785462,0.560839,0.000000,-1671202.028892,5015064.158605,3556906.178373,1],    "boundingVolume": {    "region": [1.892412,0.595287,1.892508,0.595510,0.000000,8.794362]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1072650.b3dm"}}}