{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1453965699",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5f235c376e4604d38f52a34796208f4433c84e283c4a0764b23ed535451d0d31",
    "signature": "0xf447ef5b2d0751f1d2d1e39ab08e90f36538b09d21e5960213c9427fe0cd9633296cfadb6b3d5b05cefb5343d27a60fcf539216b1d7896ea1e7e8c62c3559f971c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}