{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949602,-0.313458,0.000000,0.000000,0.175318,-0.531114,0.828964,0.000000,-0.259298,0.785526,0.561884,0.000000,-1655587.787194,5015495.085766,3563549.580978,1],    "boundingVolume": {    "region": [1.889579,0.596651,1.889680,0.596672,0.000000,12.546474]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/12_1414755.b3dm"}}}