{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1218729140",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3b7d8d86ca8e335dd4465cf7463feb2af7bd31fc312b348a6c84560af09fa685",
    "signature": "0x3a0103d67c3936db7e4b724b88d9da1a15ccb00d14d276817296534b747d7c94536435a81e01be3563dcc91330ca601ebd47bdef3f53e6d8c10df31a6b4d140a1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}