{
  "manageEntity": {
    "action": "Repost",
    "entityId": "464387191",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9515c72d285191d34cdd7ab76ff6008ba08c227f5ad2302392247f51fb224b87",
    "signature": "0x782f528363587271cfad1f346c4c40dfb28ab138289a8070ec81bf077af25f957f30b33b90dd7f5b07c8585d17bf251d91c8afff6ca5ba669076a8a35ee8b0e21c",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}