{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949645,-0.313329,0.000000,0.000000,0.175137,-0.530810,0.829197,0.000000,-0.259264,0.785784,0.561538,0.000000,-1655371.706290,5017137.056846,3561352.727327,1],    "boundingVolume": {    "region": [1.889444,0.596203,1.889542,0.596285,0.000000,14.528207]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/12_1443804.b3dm"}}}