{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950912,-0.309461,0.000000,0.000000,0.173074,-0.531823,0.828981,0.000000,-0.255997,0.786626,0.561859,0.000000,-1634509.885643,5022518.974722,3563388.250506,1],    "boundingVolume": {    "region": [1.885340,0.596546,1.885505,0.596715,0.000000,8.803589]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1386562.b3dm"}}}