{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1578411731",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa5572279ad3f470146f39466af09ee8c3f112ac740c18117945d1ffc83c28ba1",
    "signature": "0x7236dac91d0094bef4ae109e1fa2b32f5e7e0f513ae2bc83a8a49b373e5ce3621a9569da929df2e7742470fcd02207211472b3275249fda2235d419e1e5f08111b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}