{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1621883692",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x06bbf5392b7d7747f14b03aefa4bcd7df977dfa67eb10abbe4a57efb886923e2",
    "signature": "0xc5d893c0d9a348fe1d5d1f54e64e87ddc198ecbaf873c5e2e0ef4cf0e5d6172360deb578b08427e50ba4128cf423d12a9f029179b544c9dd9c08c61a07b83b881c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}