{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544313",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7d1f93e92c551188df9fba0f66a7ba3f13a151730cd3f89d5968771ad2a31005",
    "signature": "0x048e51b7e29659d7a6029945e517e8c300343f5c9117c76f38d3cd8e8bfbd61775356bfc07e91d0c337ff660dbc865daf4ba56473c49cfe442e6077d7d6190691c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}