{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949021,-0.315213,0.000000,0.000000,0.176183,-0.530439,0.829213,0.000000,-0.260828,0.785283,0.561515,0.000000,-1665358.183742,5013938.965814,3561201.818563,1],    "boundingVolume": {    "region": [1.891409,0.596162,1.891546,0.596268,0.000000,8.815839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_1146740.b3dm"}}}