{
  "manageEntity": {
    "action": "Repost",
    "entityId": "575823",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdc8a452e33b26217d9704d8995c92d9a3cf29c6ff59f2e2cd7a9a27010806c79",
    "signature": "0x72fc32660401936ab6a653b790a4e8dd69e1fcb4282f88cdcf0b24d395a90e287345a1274f81109d294b5db6b0cf6dbe394f69fae337a41421ed0971820708071c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}