{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942960,-0.332906,0.000000,0.000000,0.186369,-0.527891,0.828612,0.000000,-0.275267,0.779697,0.562406,0.000000,-1757555.253869,4978289.091540,3566864.929148,1],    "boundingVolume": {    "region": [1.910118,0.597252,1.910243,0.597332,0.000000,8.677965]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/3_1256133.b3dm"}}}