{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1387794692",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x41d885d09a1eaa76e8f592aa1c8723519da1b9c6eca4c4cc25773660730687e3",
    "signature": "0x422db5d2a7caeda4b75a8ea103743862ccdd94b338c67f439cd68caf1d95ca6127fe43a8b54239af71de6e712ffdb8d24fb78cb94d03b5cd0e2e84618900cdee1b",
    "signer": "0xf39D3e3Ea8b52437CD50Aa1EE0BD56d4431FC6CD",
    "userId": "183245"
  }
}