{
  "manageEntity": {
    "action": "Repost",
    "entityId": "615107",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x98d7afcf0b54b54c5fb11f8e0fc592a8da4759a256b4eb59f21c7368bfda9d5f",
    "signature": "0xbcb1f19e882b17473d70b3679409046a4eb7c9c7d9416c00e478348e31a24d665bd656964d20888d4f1cc25961309f3336ec6bab24cf8016c6114ba6ec61f4f01c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}