{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948913,-0.315536,0.000000,0.000000,0.176014,-0.529329,0.829958,0.000000,-0.261333,0.785906,0.560408,0.000000,-1668569.590188,5017894.731270,3554167.349069,1],    "boundingVolume": {    "region": [1.891771,0.594783,1.891865,0.594973,0.000000,17.006980]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/28_1076888.b3dm"}}}