{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1557688675",
    "entityType": "Track",
    "nonce": "0xef52414199bbe91aa76cfbd2440aff3146f73a2800f52c1bcd815b316535cc88",
    "signature": "0xfbaba22983fbd221f66e2f7fa2864e8e0774fd6bfca07c54a1a497e87b80d3bb1237670ec05bbd98030e02bc7df8132bb5de52b35d03611a61a0a348d46d40391b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}