{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545433",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5516d022470895478ca09c047699c25fc66ebda73c7f3b7a458a0e705f0ea0ce",
    "signature": "0x80cfdbc06518bbe2ab6c618739a695832048535d65f15be2e87e19b4b882d8aa42fe347a97f98a8a07b3d1d11f26f145d1ebfc9cc09bfbb4dca634a33bc00c9d1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}