{
  "manageEntity": {
    "action": "Repost",
    "entityId": "771775",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8e6acef7e1c36f278c0f1affc48bdf00104f93b710d8733b04457c2b04d3235e",
    "signature": "0x75ab9f2be1c49c5a403277eb1ca77d137800f1a9bf53125f3ab34d39435472b56c2271c02aa0b9a2b2a8ea74a79f3354eb5650b74bb691d6527583b7267c723a1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}