{
  "manageEntity": {
    "action": "Repost",
    "entityId": "870008659",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x621b426bfa9b8896bc7821da8df7bd70315f86b98200cf11711d6c64e520156c",
    "signature": "0x89056313d01b0e205c5fc2786988e7c30efa466bf48c81f5cfedaef83838506a0308889ac4d3c44f56d4b92dc0a9c8b16f06b8fa9eebc75aa826268d38d1b4ed1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}