{
  "manageEntity": {
    "action": "Repost",
    "entityId": "656223793",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0d223c8f3c2c87e0c3fd9d902989d43b50f11302ea1fc0016ece0ee2fa296c3e",
    "signature": "0x86b9c6ba6c51892e12c3d09196ee52dd5699dfd20425c66c74e9fdfe52be8ad7479202f52947c89c49e5d10805bd178373027cceb9c2092090851d5fe8bff8761b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}