{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949613,-0.313424,0.000000,0.000000,0.175233,-0.530920,0.829106,0.000000,-0.259315,0.785671,0.561673,0.000000,-1655693.810478,5016419.415456,3562208.047342,1],    "boundingVolume": {    "region": [1.889544,0.596366,1.889643,0.596447,0.000000,15.499646]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/14_1410829.b3dm"}}}