{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1521389516",
    "entityType": "Track",
    "nonce": "0xfc8725b2b4e58dfd5eba91a9742ea674c830f8beff3f84d6c2a85b2021ca60bc",
    "signature": "0x89247a7922dbc2ced27f7a3e0425274f07f685905d05857ac45332eeff77059a6e18a33cf93ba212b5b0176d583654ed17a5c1f1e7c97cc91e2316dc677ead2e1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}