{
  "manageEntity": {
    "action": "Repost",
    "entityId": "771357348",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4c78d225b20fd1f4bcb592099f4b4f0df5f91ab80377ca75594e298bfcdc080a",
    "signature": "0x0594b72aabeee1ccccec97c41bfe38f40a0e9c724bb5ea5777bc07d9e4a2f00a62326daa961331d36c7897b11cee200265eae792cf708df0ff60fbf162e7b9001c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}