{
  "manageEntity": {
    "action": "Repost",
    "entityId": "647067497",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x422d69b42b86b851c7858ac6bebcc0e9a0a6b0b468e608bfd6ef34024a3d41e1",
    "signature": "0x7f9f0e66c32ba99fff0e24389deb401d4e56da65e2bba395e272ecc1876d8dfc3aecb67c1e04ec641ed697eef3afe7848a602dbd499f0f547042d71c6ad11fb01c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}