{
  "manageEntity": {
    "action": "Repost",
    "entityId": "303018406",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5e30ca2b42484e60a7f56d3c63534c568c2e04ca0a98a0c7a5b050cdd865beda",
    "signature": "0x9b3a70b13f1dcf4d8b1b5af5816940ee3db594c6068df992a76627ade1bca16750161e83dd36260c9631833095a40d3210a9459fdda227ba1e00e64641c9fd441b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}