{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1039575744",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9c19c4aae454f6abefc7444d141196c133b5357ad187461264bf0a1e313f7d4d",
    "signature": "0xb81496707ffbaee811d18845f24953f1628e036ee02b5fc1bb4e468385c95f91318ca025ab3ba291c86e0bf92032cca4b933d2ef75f3e84ac7c24b295c0fc2911c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}