{
  "manageEntity": {
    "action": "Repost",
    "entityId": "573477424",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb71a92b58a5ac087abdbc172a2ab50a91d94c2731c2818ed6a123553f9d809bc",
    "signature": "0x7578350e97e219fd2813a81f7abf846d2b476dd4e6cc9eef745dd5b67c3d4f301946abdba0c0f8dba953397d6f5a24e0b02d5e4f3a2245aa76736f4cb04cac751b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}