{
  "manageEntity": {
    "action": "Repost",
    "entityId": "553748380",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf4fe5eb706d9e9341914b0fabb0a5757342003dcab11ced7e7815434f48e0081",
    "signature": "0x6303c3d7cde4d76b7bab94356b0b03d967417e2aa7b11d0bf67d4cdc2030f1d2752b73eef1166285d17c6693f4818587ebabee16843b3b31f2824e39047f31db1b",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}