{
  "manageEntity": {
    "action": "Repost",
    "entityId": "148395473",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1894f6d64ba6fb79ab606f5cc21e0e488ee31373d291bfea4c360b6fc3223b1c",
    "signature": "0x6557187f4726e8b2741dfcec938333a9f5606f4759cc54367cf08994de1292b741c437f2fd252e4d52aba2acbf1c2e7964c1a3033bfe5d1290dd6fa7546e34921b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}