{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949601,-0.313461,0.000000,0.000000,0.174817,-0.529592,0.830043,0.000000,-0.259641,0.786557,0.560281,0.000000,-1657768.685092,5022049.250947,3553359.056238,1],    "boundingVolume": {    "region": [1.889551,0.594592,1.889713,0.594857,0.000000,8.776522]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1380226.b3dm"}}}