{
  "manageEntity": {
    "action": "Repost",
    "entityId": "754395173",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8f94c28a93f012f761c4cd5f332425aaf13e3fcc5832414621badd3ed1c88ec2",
    "signature": "0x5737c4606c8014060c5e9a11b2a35856fe082ce245f7bc9452b70dffdf9388253f41cca1dc729d5b25aef48c92c673c83e678d25478e11154cf6d14cfafb5fcf1b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}