{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1121901561",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3cf904d7647df30e7bffbfb4c1dc613f47bdb8637caab7defb6999258c211a43",
    "signature": "0xe4bf2837cef7974a735dd6c5261ea315961c9f28da5a55a48ff89f767e7c7642113af2cfa0053af5ec67bbf5e4d1b116f9ebcf889f1408233385530902294e2a1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}