{
  "manageEntity": {
    "action": "Repost",
    "entityId": "851278880",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8c1b42618eea24e0d16365bfa5e640a110c8c8a00d4ff2b31807e46a00417063",
    "signature": "0x73f4580cc94cfef52984f0134d2b36b5452e33caeaf55e9a56ca87cfedf5fcfc79862502abd2b814c80f944827e62839d60fb7eea7efac2f232dacb064766a551c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}