{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950322,-0.311268,0.000000,0.000000,0.174024,-0.531307,0.829113,0.000000,-0.257533,0.786264,0.561663,0.000000,-1644316.147361,5020205.674156,3562144.629301,1],    "boundingVolume": {    "region": [1.887248,0.596302,1.887399,0.596487,0.000000,8.719424]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1331318.b3dm"}}}