{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948836,-0.315769,0.000000,0.000000,0.176273,-0.529671,0.829685,0.000000,-0.261439,0.785581,0.560814,0.000000,-1669248.837255,5015826.075817,3556750.044629,1],    "boundingVolume": {    "region": [1.892016,0.595257,1.892112,0.595480,0.000000,8.754793]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/14_1180232.b3dm"}}}