{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950824,-0.309732,0.000000,0.000000,0.173204,-0.531707,0.829028,0.000000,-0.256236,0.786598,0.561789,0.000000,-1636034.700142,5022339.015358,3562945.101989,1],    "boundingVolume": {    "region": [1.885625,0.596462,1.885790,0.596631,0.000000,8.767975]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1386394.b3dm"}}}