{
  "manageEntity": {
    "action": "Repost",
    "entityId": "670438500",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe45ba24bfbdf2f7ec043b0ecce1837c75e076479934d8b4c6bcb265a4c5c15bc",
    "signature": "0x43006ccadafd3e9979abc0d0ef7497a8a8b78c0291617736083ebc81ee74aed00dd3337a9a0e8205c3cb748cdcfd8df235b22bf538d75f63cb271a14247913281b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}