{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1342774999",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe958d6b3af67af9e0823b6b802173700008751ce57fb82ca1c7b69a8216dd78a",
    "signature": "0x842758029ddd66015da4dcf90fa16f99436071acd67b65e0d64664489406d6c857e7a394caefb3cc147b76e00fb31a937881dee907fd7123cf446bf90a1cc34c1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}