{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1489912050",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb9f774fe63eb3f64f63b266b8a99d8981bb8e6d2c290e0acd2a37403bc86ee26",
    "signature": "0x50a4f65cf704e6145eeeede35f5a390b10d6bbdb70c1af4fcb287f75f95ba5e51b3c296ffa1bf2cc90f43daab0b1ca69b56b42d025d953c22d967fe0dca607841c",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}