{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948857,-0.315705,0.000000,0.000000,0.176376,-0.530099,0.829389,0.000000,-0.261292,0.785316,0.561253,0.000000,-1668313.949806,5014143.332522,3559541.419108,1],    "boundingVolume": {    "region": [1.891928,0.595846,1.892065,0.595953,0.000000,7.397863]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/8_1069124.b3dm"}}}