{
  "manageEntity": {
    "action": "Repost",
    "entityId": "837034416",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf68f8614d499fbfbda017be30143c07386c81f229afd40601497ec6b1558cf3b",
    "signature": "0x57422b9bb58113c8f90ba2ed79750867a02f5f3f083b091b6000a4fab2ba08b3605a6137ae6db086fd7a7b9506cf13e04f29b29b437969eea094bdc5605a20791c",
    "signer": "0x81Bf0645011274410d5E45790ff7D2d89f3e2254",
    "userId": "880775312"
  }
}