{
  "manageEntity": {
    "action": "Repost",
    "entityId": "510507019",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1cb0be7719997f6eaa5dad65b4da58256a76a42969039462eedca22e55d45415",
    "signature": "0x5273a1345f2576ecade02703b14f602047ee8b8ffe6af9ce31edaae8578bdf7b1012d5e812fbde38b4cfa5e9c159d6a82c53a8f4631ccc9414d91318206354031b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}