{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1554866529",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9717700cfd618fc1b13b6dea520d54976d6f028178f0838480fe538460ac12cb",
    "signature": "0xd34e277448f9001a76333aaebca95ff13212beb1e1f0d0736d3fd0f39f54df9921d69740969cb3f27f676ff4d1daee290e8cdb3b18cced5c04d488c26256b0451c",
    "signer": "0x5D012C880480A2E1ab4345f6F374CFf73e040331",
    "userId": "10449019"
  }
}