{
  "manageEntity": {
    "action": "Repost",
    "entityId": "74572629",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa043361e4f03335a163834f80d2c1ccd374d56ed4372ac2aa95c33b649771cc0",
    "signature": "0x0f8e756b293dbbf15aa0903b8ccd1cb299cd1909922e57f5623b1db043b87fd50d4cfd4ebfd88faafedc843ed64f4c0dea9cf41a89a75ea0643ec862da83fb951b",
    "signer": "0x1F9dC682fadBAc94c0Dd4ca2232a3f490704a737",
    "userId": "737872723"
  }
}