{
  "manageEntity": {
    "action": "Repost",
    "entityId": "123222",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb66a4c0a79d69cb0917ec52fbbfdf4d625a9296439f6d9245a624ff9cc0c0386",
    "signature": "0x8e6e157fca05e9ab693e20ad5c83ec521de5ff88eb617b5aeb1ae7ac40edb1281c8f5cfe5deaed829a77aad3692a8d77b4dcfc4115d888aef4990d9ef82196291b",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}