{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1507763636",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x196fdbe17112f0a8fa3b57abb410903dc9e3f789de128c9cedef955b926361d6",
    "signature": "0x8a6eba8f46345d363fc58f0391053705593ca2cc386f46037ef43b4a8dcdc9641902567c85e25f61023160fe3e6c50a7d518aa04d64e374c9dcde0395dfa21ad1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}