{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948815,-0.315831,0.000000,0.000000,0.176311,-0.529672,0.829676,0.000000,-0.261487,0.785556,0.560827,0.000000,-1669557.803912,5015664.601014,3556832.185390,1],    "boundingVolume": {    "region": [1.892081,0.595273,1.892177,0.595496,0.000000,8.792748]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1180327.b3dm"}}}