{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948631,-0.316385,0.000000,0.000000,0.176448,-0.529052,0.830042,0.000000,-0.262062,0.785753,0.560282,0.000000,-1673226.799838,5016913.489092,3553368.394463,1],    "boundingVolume": {    "region": [1.892664,0.594615,1.892760,0.594838,0.000000,8.819805]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1215728.b3dm"}}}