{
  "manageEntity": {
    "action": "Repost",
    "entityId": "446221",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9d810b5e17fabeba1766ec7713bf007a3b93c0aa4f702e836eebac69a7174cce",
    "signature": "0x7ab5aa53163f2458269e27a44bf3ed26dcbc2f97f80da83eea5d78fe7b8385d328eb0a2632371164c914ea10577fa6d6d14554905c3c2b7b466557f8a1ab29a11b",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}