{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1556419335",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd750d1230a4fb332e1372978158fb6a841a2d69fcb6266f1ab2c1b3d5903b5a0",
    "signature": "0x8c9a98d60d2e9f51a5f445873c35f3eabc87d049e4388997ec461acb5cc3c7697ce8171b959459729289380507d02cda1b52c4fc3f7e069d02036d073d2913aa1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}