{
  "manageEntity": {
    "action": "Repost",
    "entityId": "445318",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf7dad916f84a7ceb04625ac86f96c1989bcd1af38c9514a95adde0e67dd136b5",
    "signature": "0xb33690d82a1485538424900b8262f43a8a6abbf2a5763effee499a025ce0d85e1999549ad5209e0f182ec3bff05feafb66e84942d5c86ce84fc180ff747f00441c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}