{
  "manageEntity": {
    "action": "Repost",
    "entityId": "554447203",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x60fd38020985381029c7223990439f431c15f0406987b0abd260d4879b94d972",
    "signature": "0xdfcc7b3ef3a8ec2179277e352e60e975748cd1399499f0d5d0356e8edbb8377f08724994b6aee687526f5bde06a34f7236070a647b00e0f4195a9f70d0aa3ec21c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}