{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1457214331",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbbe8dc6b238d4f320daf9b5e5b27590e0821774d017a90b32840d04f72fbf558",
    "signature": "0x4a920a675bb52b99937f131410b95a97d5e0a13e95a2e7faf4d62e7722ec774e256b84a12ce88039695d620a07b67ffe9ccaeb7d64129a4f4e448851b3919cd41c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}