{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1491903061",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc4cd235b814f702abca334173356c4712ef58f0549e2a6247d66351595a17fd7",
    "signature": "0xba6b699e8efffb62a7492193265173a498ffeb549a3116575645d19a48d7625059041dcfcce500fa66cdeae6a9f200e115f57eb1fa4a991082c254d24fb926871c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}