{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948932,-0.315480,0.000000,0.000000,0.176353,-0.530452,0.829168,0.000000,-0.261035,0.785167,0.561581,0.000000,-1666676.836582,5013198.401786,3561624.634261,1],    "boundingVolume": {    "region": [1.891690,0.596242,1.891827,0.596349,0.000000,8.748822]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1066430.b3dm"}}}