{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949609,-0.313438,0.000000,0.000000,0.174814,-0.529627,0.830021,0.000000,-0.259614,0.786542,0.560314,0.000000,-1657598.289561,5021955.352539,3553569.828624,1],    "boundingVolume": {    "region": [1.889526,0.594632,1.889688,0.594897,0.000000,8.713839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1379896.b3dm"}}}