{
  "manageEntity": {
    "action": "Repost",
    "entityId": "757101",
    "entityType": "Track",
    "nonce": "0xec9e93596f2bf457fdc5840d0627a6f772fbe0325bbae80171def80b28c36a9b",
    "signature": "0x63677340a51b38b328319a5ca14b9430a005a909c25dedfc3ef318665baf2f12329eab5b0a14f6c76fe77d25774d2f8305e37972aba695ca199d61634e11d15a1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}