{
  "manageEntity": {
    "action": "Repost",
    "entityId": "647019",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8b18012e164cecbf93098503a431df4c8ef349f015c8990817496dab8098e8d7",
    "signature": "0xfc312f6dc5282308daa6f1258e4c354499bd8cf21540354428fc6c9e8661a3410fa1840117e267a5eeca9443b4b737d2a7dac6901ea9753816f725455624a5211c",
    "signer": "0xF7628Ea36C0C266E289b7538b033fB949A6C31ff",
    "userId": "386745392"
  }
}