{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.889411,-0.457109,0.000000,0.000000,0.287306,-0.559020,0.777786,0.000000,-0.354587,0.689931,0.631081,0.000000,-2264625.149054,4406350.323108,4003518.405791,1],    "boundingVolume": {    "region": [2.045481,0.682903,2.045595,0.682990,0.000000,61.299398]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_368214.b3dm"}}}