{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948632,-0.316382,0.000000,0.000000,0.176453,-0.529071,0.830029,0.000000,-0.262056,0.785741,0.560301,0.000000,-1673187.926235,5016838.330356,3553491.978156,1],    "boundingVolume": {    "region": [1.892662,0.594638,1.892758,0.594861,0.000000,8.819805]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1215923.b3dm"}}}