{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1254728785",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x10fe13a2a94bb82ee229308e92e7642646b5b3e02770f700b1c1fe457bd1b5d3",
    "signature": "0x588b977a503b9e521c72765b60cc504db7b25f960e931f9510e78030ce5ac2e069486ca026923b579c72f873d5aab18368f55d1c4b598013920446304243638e1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}