{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1557486305",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9449ad91a7403ea140cf8945c02262859b643826c4c130b7a43846812688ba36",
    "signature": "0xcfa7a3119781d3991008a30d4b46c4870de3e35a3348fc56d3aa26aae57c4a980c928bfc9423ac74c1134ab38c9e3d0666c6b738505a5b65d306e26977f85a4e1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}