{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948629,-0.316391,0.000000,0.000000,0.176439,-0.529013,0.830069,0.000000,-0.262076,0.785777,0.560242,0.000000,-1673313.762248,5017066.310612,3553113.385318,1],    "boundingVolume": {    "region": [1.892671,0.594566,1.892767,0.594789,0.000000,8.751338]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/10_1215360.b3dm"}}}