{
  "manageEntity": {
    "action": "Repost",
    "entityId": "458283808",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf0a9330cc30d78ca432039b581e3fbff503f93eea3b830a6446b525b8b81f1d5",
    "signature": "0xdab1bf55d767e12b211fe5c708cbd9282a2b6ad19302919ea243d7df0e319a707f5c27058e0f3b1face571daa8a6dba85ffebf0e6c5ecd1d98113b1467a022c71b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}