{
  "manageEntity": {
    "action": "Repost",
    "entityId": "774910001",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x31a0fb83e2610f7d03df5dc9477f5025a96d12de55cf1b4b06a90cfabd7ebf0c",
    "signature": "0x1e88a6a5524fa7850a628b97081864a7a98f2085fbf5e48e6683a2ddc623a4b92a7ef4a9ada514127451a879fc6ee8e002d9d7f64fc544263f856e75ca35b65b1b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}