{
  "manageEntity": {
    "action": "Repost",
    "entityId": "457437440",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8f8c00373cd4dd599b7e686cedee63bbed2281bc784cb76149265ad9e66a0ef3",
    "signature": "0xaf0fbf7b92d015dd98b2e57bb65f06b337c7ac94f0ebee974f2ddbfb0b44213410d44a09b516d88db3ca42b68e987ae4b3203d01e6ac000c4f5e6e598339897b1b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}