{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943844,-0.330390,0.000000,0.000000,0.184440,-0.526901,0.829673,0.000000,-0.273540,0.781437,0.560831,0.000000,-1746514.622636,4989368.669733,3556860.335507,1],    "boundingVolume": {    "region": [1.907465,0.595332,1.907561,0.595447,0.000000,8.808383]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/4_1275604.b3dm"}}}