{
  "manageEntity": {
    "action": "Repost",
    "entityId": "320496480",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x022fe8408f4368116a81ce72eba210e4f207376c271414880411c7fd45526151",
    "signature": "0xce40c39ba47a4b9bf87eebb19b35ab06b7d072def4fdbd9af093823a25b09125653c0bd766e11040562b87f02cc55fe7b93ad56fed500597e26f098c3a18b2eb1b",
    "signer": "0x5D012C880480A2E1ab4345f6F374CFf73e040331",
    "userId": "10449019"
  }
}