{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1408355930",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdbe37cc70eef659b7f2a42655f1b4ebd99504bd50e89b568bd8c6d44e1868c9d",
    "signature": "0x392f7763293dec18bf65716dd1d5aa498c4f85e0289947633621d36b21f9ea843195e9d4f5378f71244c433094791d9bc6d73b0cbba5c4bc1603eb8f58bca2dd1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}