{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1219738636",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5f9d618201de050d0774010f8fc73bb7d011c1fcd6e4b1a6da884aa5f8791e16",
    "signature": "0x4ecf62322ccebf5b5e1551a525d3513832d5c1ffc0c2261e22cfb4d1e098691568397ee813e1899649daa42a316becb5dad4f3497dc3c853e37df8eb077a33371b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}