{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1256377431",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd4e560cc0a2a5ed5857cfaae02f7c5e5569bb761c6f335d709f39c18b369ff9b",
    "signature": "0x4913898609ae75e5d27b57de3313a57761d4414b0ba580dd6ab7438dc17f1c0b02396f0ab5fc211cf27578284e9273e9aa208e51e4ac310c2bdcc817170e55701b",
    "signer": "0x4Aa8154A33F33394BA8De574d71aC98Ba6A47D5a",
    "userId": "645720561"
  }
}