{
  "manageEntity": {
    "action": "Repost",
    "entityId": "583659388",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5a4649a41bab29cf2d7f27110d1eca0a92f293cb0703e5bc3b85f251aef87ad2",
    "signature": "0xb18a4735e213abe7260c030bdb2986c7bda20d53cf19a1607c5398ab8825f4511a742af7690d304f03d619ccfc25152866d8bac1a442bc06731c3df5844a47451c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}