{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950337,-0.311222,0.000000,0.000000,0.173748,-0.530551,0.829655,0.000000,-0.257665,0.786795,0.560858,0.000000,-1645153.643262,5023581.085617,3557030.070776,1],    "boundingVolume": {    "region": [1.887226,0.595364,1.887325,0.595480,0.000000,8.768521]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/10_1454859.b3dm"}}}