{
  "manageEntity": {
    "action": "Repost",
    "entityId": "617902",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd8164a18c8e253e38d82eeb105d82c354d32e0d1ce1ec01bd4a1683d74d2d71a",
    "signature": "0x95a5d4dce1d2a92ac2a7acbd3a077525fa6ff9d26777eba77e334980aa365b4d1c733a0f660937278756e6be8424a7a7ad2ff3add7f105971052158ead07b7791b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}