{
  "manageEntity": {
    "action": "Repost",
    "entityId": "999978794",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6e3cd8cd11e75a0ef65e778f45422989ceda058613c7656fe64b93554a9d325b",
    "signature": "0x3b523e8bc76f8ac2648461d05fd269f8bbf7f9873b8a74421ac433ef4ccef0054c62e2618909dbc7f8c56edee3e11cd9a9fd14537421a3e36e7a3bc729c9ae461b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}