{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428373",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6a1827e4e8f00cc9c7083541a8f0b0fa5019f1294350f3cda50dfefd63e03453",
    "signature": "0xe88ddb1876690ce17de62b6443395336dcf1c3f7babafa26396bfcd016130df534a52f89ec47e1ad07f2cd68acdbe3aff094cc05fe405c7a2c5a863867c5d3c81b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}