{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948496,-0.316790,0.000000,0.000000,0.115847,-0.346854,0.930737,0.000000,-0.294582,0.882003,0.367821,0.000000,-1879735.869774,5628085.144340,2331362.562883,1],    "boundingVolume": {    "region": [1.893092,0.376638,1.893187,0.376691,0.000000,74.464920]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/12_30478.b3dm"}}}