{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545855",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x99864b2881d20d9bb55c5070ebe9246e7398c78f16321aef2d4e93ec165b65e0",
    "signature": "0xf8350548b8a45029e1c78bf839e7cb1b1a94d6f891c513b15634115f6884548f08fc06041687e026ca4608e3757469cd723d4cbcfa680438af9ea7bcf3473d8b1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}