{
  "manageEntity": {
    "action": "Repost",
    "entityId": "657875450",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3ce81aca424f01cf92a0461d86e01e2bcda2ba024d2b9835705442b74871ed8b",
    "signature": "0xd98634b1a275b2ed25bd91afa9624cd278c38595fbd426ade5b739dcb3b6a23764614de9766d30895df2e2f30240f5065f6218fdef021958389c6fe66f0c3a121b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}