{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951026,-0.309110,0.000000,0.000000,0.172663,-0.531224,0.829451,0.000000,-0.255852,0.787170,0.561162,0.000000,-1633585.032492,5025979.779645,3558959.820931,1],    "boundingVolume": {    "region": [1.884981,0.595679,1.885127,0.595899,0.000000,8.711283]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/12_1340165.b3dm"}}}