{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857968,-0.513703,0.000000,0.000000,0.263206,-0.439598,0.858764,0.000000,-0.440368,0.735488,0.514911,0.000000,-2811225.855712,4695212.678449,3265083.529609,1],    "boundingVolume": {    "region": [2.110209,0.540841,2.110373,0.540966,0.000000,81.336300]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_451675.b3dm"}}}