{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950428,-0.310944,0.000000,0.000000,0.173992,-0.531823,0.828789,0.000000,-0.257163,0.786042,0.562144,0.000000,-1641958.564131,5018791.824677,3565202.487126,1],    "boundingVolume": {    "region": [1.886934,0.596927,1.887031,0.597025,0.000000,8.805056]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/10_1396916.b3dm"}}}