{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949082,-0.315030,0.000000,0.000000,0.116204,-0.350084,0.929482,0.000000,-0.292545,0.881344,0.371011,0.000000,-1866755.181665,5623926.792449,2351602.531551,1],    "boundingVolume": {    "region": [1.891230,0.380040,1.891338,0.380155,0.000000,18.797765]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/23_2882.b3dm"}}}