{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950541,-0.310598,0.000000,0.000000,0.173491,-0.530945,0.829457,0.000000,-0.257086,0.786775,0.561153,0.000000,-1641461.344548,5023453.346299,3558903.154210,1],    "boundingVolume": {    "region": [1.886561,0.595721,1.886677,0.595835,0.000000,8.799150]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1424694.b3dm"}}}