{
  "manageEntity": {
    "action": "Repost",
    "entityId": "300659",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8d4fad75275f26363c0c20f29db8098a9bb70be39a8a7bc59f906646f2753174",
    "signature": "0xca388e4c23580bd399acba2194ac4b4724a692e3d46d744e1168f2ae1ab3335a4ec07cbd0de531fab0dc2da838a07e65e06a5f2e2de0d6be8cf83fd7ee64822c1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}