{
  "manageEntity": {
    "action": "Repost",
    "entityId": "409893",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd57425641e8599626a8290057410a0c85f97cceb568768baf279aa766f4b199c",
    "signature": "0xd2172ddfd7494fe3579634abcd4c03754a33daabdae82c0dbae994a31eb6281d6d14ed9cc04412b6506407e0c24ba569708f758464e75a7255a437189d215d6e1b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}