{
  "manageEntity": {
    "action": "Repost",
    "entityId": "258434184",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5c5985d027c901d52f1ecf67f0e527fa252c6a77972da03939603fa01d6d8bad",
    "signature": "0x122fe19da9f0f6ab6d6b6f51574245a2f51e73d0476acb42ecf21955d439cca66af28fa19da5e43a7f26bb718beb5337da8ae516983e64ee3f5f36802962d2781c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}