{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950599,-0.310420,0.000000,0.000000,0.173423,-0.531072,0.829390,0.000000,-0.256918,0.786758,0.561253,0.000000,-1640386.973584,5023352.157182,3559537.020655,1],    "boundingVolume": {    "region": [1.886374,0.595841,1.886489,0.595956,0.000000,8.820635]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1425775.b3dm"}}}