{
  "manageEntity": {
    "action": "Repost",
    "entityId": "573259174",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8ee5fac67b89d35d511bccdaf097445dff4f1df491494d19a8a8dde4c4da40ee",
    "signature": "0x219bd650d12dcfff5f51a4c66b44878b62fe574764b213098aa80ebb7a933244303ceab60894635b5e80acf530072cef91d78cf554057d4839e3561b2b7e46f91b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}