{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1407314386",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5691b5d05a5ddeb2ae4d1fd3efe9cb65efd4a0594bd8c7006da8db6638b6b118",
    "signature": "0xb562090bd36282d42be4e1ff08b3380c4914d25e01873116118197c7482b8bae50645a5b852d55c04620f9614b7a47754481ed2635149f52a1225bb43bdcf52d1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}