{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949916,-0.312505,0.000000,0.000000,0.174309,-0.529844,0.829989,0.000000,-0.258831,0.786767,0.560361,0.000000,-1652600.555802,5023388.144915,3553870.387467,1],    "boundingVolume": {    "region": [1.888543,0.594756,1.888707,0.594887,0.000000,13.398955]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9_1376310.b3dm"}}}