{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944516,-0.328466,0.000000,0.000000,0.183619,-0.528004,0.829154,0.000000,-0.271775,0.781499,0.561603,0.000000,-1735252.544235,4989777.785428,3561762.146288,1],    "boundingVolume": {    "region": [1.905418,0.596284,1.905533,0.596359,0.000000,8.820783]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/5_671246.b3dm"}}}