{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1223990983",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x13df9b8f8ede77ecdcf9b7069b95e67c71fb35ed7f759a84ff7bfbc156c51d00",
    "signature": "0x80330689cbbf9274ba309b0b47a4e940909e430afca59d9e66531127e369cc803092d851ba531831d5e3eb93bbc14c5195b20f56cba23e2315c72af1d0bc8dfb1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}