{
  "manageEntity": {
    "action": "Repost",
    "entityId": "542628",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7e1bc47faeb4ca3821a3f12df2025f06dca529a933725b454262e8d1d4ccb7f3",
    "signature": "0xf48fef796fc09555825ec73c16befc1016280c7f91ac150480cfcf3c086c5afd6bbfc9cca64425f0b8591825d2e06dd1d52782bccf33e10cef5249f2c7391fe61b",
    "signer": "0x2F7db4C1AE3922aD0f32CEdED1870278dd17b64b",
    "userId": "467213409"
  }
}