{
  "manageEntity": {
    "action": "Repost",
    "entityId": "838553489",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x573be9110703a35b1c0fb5d76c5c08669fb07a351eb2076c181829bb96f6e074",
    "signature": "0x1148ae63a106e3e21afe1c2efb8ccfa016c989fd403cc8926da6766aa0aeb65d0751b1a8427c37b5138e5a58f2cfc288ee9edbe48a061ea89667c8bf41221a5d1c",
    "signer": "0x4Aa8154A33F33394BA8De574d71aC98Ba6A47D5a",
    "userId": "645720561"
  }
}