{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544312",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfe61ea504698fff9acad8245f2bd9e978304cdea50215fdcd963d64b54f08296",
    "signature": "0x4bec00b80172ab56e49da12f303f1869f403af53051479f1fd4236db30843cbc3dfb82a4963ed27ee3b766bcb6009308d7d58fdba84c9abd60c92363d88a9e501c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}