{
  "manageEntity": {
    "action": "Repost",
    "entityId": "780307904",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa64bbd005bc36e2016c38cd0b5b9b66e77a98fa9a574e4ecd624effff292eb92",
    "signature": "0xf9e9b427f1b0603ad80448730c2ffb937866bd3f9172a13293ab86c0115a64d1738a5e0d646648bed148a8e0f44e06b9a04faeab1f5bdd68877396cd459e61311c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}