{
  "manageEntity": {
    "action": "Repost",
    "entityId": "767991",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x37c6f180b0f90b83c3b8928de080fc9850b20f7f6aa9bac1e0d034bfd634efb9",
    "signature": "0xf13267161659889b77d6f4904c1d66911e6469e04907e0be497a4c61d8520cd23f4628b3630e4ebaa2e12981037a6a8aef4bf883b54726052e83bdf2544ca6981b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}