{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948820,-0.315818,0.000000,0.000000,0.176304,-0.529673,0.829677,0.000000,-0.261477,0.785560,0.560825,0.000000,-1669493.294571,5015693.901495,3556821.220845,1],    "boundingVolume": {    "region": [1.892067,0.595271,1.892163,0.595494,0.000000,8.792748]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1180318.b3dm"}}}