{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1578919093",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe12233890f626d5e78ec9e109030c25b54b7ad08ca9a280a2eb85f1f56e6537e",
    "signature": "0xd1db7e12331c34eed188d9dbe8956ec6bef1003403d04479b05d6ccf2c8b2d8d661d4054cffc1bf441a7570dffc42a92d9e9381ba7cbdedaadb8ab92c9bf25941c",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}