{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1259341653",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x12e2d91e9c41806c862f103831bd531e1d36934f8f02cde4eb0e9839569d5b13",
    "signature": "0x7f2fe7a7fa64c5c1356d6c8d72da68fed3ba199a731c21e19248d244f1d73aa367f0d7172f2d5d83853f6b0af9e4df1ef63a925b1357373bedfc460659b782741b",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}