{
  "manageEntity": {
    "action": "Repost",
    "entityId": "74813974",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1ff5a847239643b29e012b5a950cd6dadc4feddf9b6981b04958c848c22b39cb",
    "signature": "0x444cf1e75266c129d5642cc0b8b248114914190adda3b428d6697d03a0563db21a6e89ea3dd6a924c04390646b7b9a1c91418425f017e7f1a0759c3b278669e01c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}