{
  "manageEntity": {
    "action": "Repost",
    "entityId": "19239763",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5b5e82aa9085fbbb48592b889399ff64c315596d7fe3f5664474160dbf488c21",
    "signature": "0x1ff6bee774e88bd4c24ee7ac2d1b700ea35697086ac3aa5adadaeb1393cf9c6c2d101b6c97d3c9840dd78bb33f7564f4e5223fdb77919dd4da9b256c265bcdc51b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}