{
  "manageEntity": {
    "action": "Repost",
    "entityId": "783895559",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2d444c5311c2ee2ae3c496266bde80ab80971821bae336de02c7def636a01202",
    "signature": "0xc8907b835206cec51280088a4c918c36e4704bd651740f1e2b6e2b532359c7717ebadae9f87ec67c2626931aec09b808e5f57736481539e205b954bd347586a81c",
    "signer": "0x777E9c4857DeEC8fDe95d748039E92c2943C9C1b",
    "userId": "219"
  }
}