{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949996,-0.312261,0.000000,0.000000,0.174158,-0.529843,0.830021,0.000000,-0.258640,0.786863,0.560314,0.000000,-1651376.312991,5024005.254547,3553569.147654,1],    "boundingVolume": {    "region": [1.888287,0.594699,1.888450,0.594830,0.000000,16.946939]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/8_1461572.b3dm"}}}