{
  "manageEntity": {
    "action": "Repost",
    "entityId": "357597",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2e3bc1828d662e6e0e6ad06e3e1fa919c9d98fbdb43cd2601f04ce4993e7b6a9",
    "signature": "0x9d5d0243bc27ea59ebc9e7c300981682e48635f7d774729a99b2aad50a18a9ec5f818605c6bf3860ff5105a486c903c509c3159cc52573835b2da451345bbd6f1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}