{
  "manageEntity": {
    "action": "Repost",
    "entityId": "423427463",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x771431490408aa003abe753de85fb43ea0bb1a2cc8efde607d563abe21bedf99",
    "signature": "0xec5d109fb5d7080c5799564a2ac641666550b45cac0d021406f64fad4c2fe0eb2b3cff56db8e15772a34997b1c7f51cc2269364701d8ce9bce61719e3feb16bd1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}