{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896381,-0.443285,0.000000,0.000000,0.283688,-0.573654,0.768402,0.000000,-0.339682,0.686881,0.642503,0.000000,-2169538.309906,4387088.544987,4076176.032793,1],    "boundingVolume": {    "region": [2.029990,0.697701,2.030123,0.697820,0.000000,86.009573]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/0/2_531025.b3dm"}}}