{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544196",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcaab9d38c75ec3ead08c7a9d5b8ce62818c21667e0d564b136ac56eb0169afbc",
    "signature": "0xf4bf185edc8566fb38bd1c73d54f7e571aaf81f078224fc366424e3ea79f8bc152d9a45bccfda415c970a521e2d2ef3aee2d6fe6563ea89790e30e54b731111b1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}