{
  "manageEntity": {
    "action": "Repost",
    "entityId": "499192990",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa44bc1dd550aeba2dc6e2a38c863719a8698c71c17a6ea0f42cc08dcf92f4eee",
    "signature": "0xf1df5baeda5f192f90f1d4863fe8abf0736c01177799c675a48536e1d26c7b8b515b98e081290b1db94c83e162f36bc52436422aa03062f417123ffb831a773d1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}