{
  "manageEntity": {
    "action": "Repost",
    "entityId": "377484024",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7191698b0557d1c18ed39a65d905f13af9748c2ee7ede90749d0a4b1577a7910",
    "signature": "0xf043d21c3806dd32a80344a2b5050c08c5a5d9ff23831ca377eb67d2ff82729116ba178c963ea071e49fe3f90d92c48c876e302b49d02589f28564df6df901d61c",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}