{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949526,-0.313688,0.000000,0.000000,0.175122,-0.530089,0.829661,0.000000,-0.259708,0.786130,0.560849,0.000000,-1658201.815668,5019332.569767,3556969.294861,1],    "boundingVolume": {    "region": [1.889790,0.595278,1.889952,0.595543,0.000000,8.751766]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1367924.b3dm"}}}