{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895802,-0.444454,0.000000,0.000000,0.288676,-0.581830,0.760355,0.000000,-0.336983,0.679193,0.652028,0.000000,-2152388.707996,4338160.712223,4136772.153554,1],    "boundingVolume": {    "region": [2.031271,0.710203,2.031451,0.710308,0.000000,18.811415]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/15_1787447.b3dm"}}}