{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1423112627",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5de472f98d4b60d90a1cb67a4f8e3c35366402f5d8e2583febc23db229abb015",
    "signature": "0x7816ddfdc35bdfa7040fd1e0b1a342b89f7993dbf4d6f16ed22879206378bbf3624cfd9990ffc5bc6b54e1e67d493ebdec9c4cdca3a7e1abe1e87c88535ce6b41c",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}