{
  "manageEntity": {
    "action": "Repost",
    "entityId": "558973",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0fcfabd2566a2082274c0b6c977767672260f65625468918fd0aa6d0bae5884d",
    "signature": "0x5e3ac0eccfb027cb2f26087680cbe5a2a5798ac7054bdba3143f000cdf0bbce145d2f277605657995e64ef597a5408977e44480f2b4219a32b430666c6eb2e071b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}