{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950611,-0.310384,0.000000,0.000000,0.173372,-0.530984,0.829457,0.000000,-0.256909,0.786832,0.561153,0.000000,-1640329.924963,5023822.907444,3558903.154210,1],    "boundingVolume": {    "region": [1.886336,0.595721,1.886451,0.595835,0.000000,8.684296]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1343668.b3dm"}}}