{
  "manageEntity": {
    "action": "Repost",
    "entityId": "21738",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7a294d3f759d066b037a173d7f6e274e13725cbb05411a96e864c3953fa887bb",
    "signature": "0x39d1163b03b16d6e9e87592f090b15dbcaec62e51e60be25c3774fc782684f9f4b2b23b89620c35d511310d4d52ac99983eec44b7eb23e379d92f9667048ec521c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}