{
  "manageEntity": {
    "action": "Repost",
    "entityId": "857255858",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa6f610ba0649bc5942afe7f429bf18d2b2291089711c9b078e964715e556f84f",
    "signature": "0xdd44a6fde2234f23a31322b3042313d9614957660d0f3d296b4da9f3ee1cdfbf71710ea0d6cf827af63b5fe60d0a1509b0ea58451cbd5ac942add8118a7ba82f1c",
    "signer": "0x79375D6d575fE2a038916001077f90CbAE12d4A9",
    "userId": "973873678"
  }
}