{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950099,-0.311948,0.000000,0.000000,0.174357,-0.531040,0.829214,0.000000,-0.258127,0.786177,0.561513,0.000000,-1648106.898210,5019643.501100,3561191.304078,1],    "boundingVolume": {    "region": [1.887969,0.596109,1.888108,0.596317,0.000000,8.804839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1432401.b3dm"}}}