{
  "manageEntity": {
    "action": "Repost",
    "entityId": "457575682",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x67157b64fed39275fddf4e662303189b1285ca32ac0388d5443a37198d806278",
    "signature": "0xe9d5b99726e9bdf7d4c4766fc014b318ec4771f0cf4c8cc6bff1f9880b50bb7c5ac0725ff7fa3e3db6315994f41852958b814f1031439eb419c4a876684e31c01b",
    "signer": "0x5c51216FbbB9B7A562f11267f91f72A7be1e8DE3",
    "userId": "301637"
  }
}