{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1403915772",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x94fc257248d71ed8ec03737fef430924f998a4e5c72865540648509c0164e3c1",
    "signature": "0x91f15a9b34921ee51645fc0ce5337e84e4e1f42917bb0237336843b8a3d8a0c5352c05f2fc24151e55c6de64f6cf706e3114beb61f5e6cf44913573f27d830351c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}