{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949833,-0.312756,0.000000,0.000000,0.174440,-0.529770,0.830009,0.000000,-0.259046,0.786717,0.560332,0.000000,-1653970.505697,5023069.914942,3553684.130626,1],    "boundingVolume": {    "region": [1.888809,0.594653,1.888971,0.594919,0.000000,9.097947]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/12_1376750.b3dm"}}}