{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949281,-0.314430,0.000000,0.000000,0.175437,-0.529654,0.829872,0.000000,-0.260389,0.786129,0.560535,0.000000,-1662548.920099,5019316.940116,3554975.021335,1],    "boundingVolume": {    "region": [1.890572,0.594899,1.890734,0.595164,0.000000,12.174147]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1371128.b3dm"}}}