{
  "manageEntity": {
    "action": "Repost",
    "entityId": "152891213",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x51f56cdff3eb7dc410d77dbd49bf3f299f447be0293b65673c64c54b1afaf62d",
    "signature": "0x6379bdc0625eaa576ca9807798da2f5e01dfd3343ef7fbf93b7b76e6a8fb5bb81e6d46674ef5666617fb7c0529daf1181e905a70c372c478407cbea2f7e3da711c",
    "signer": "0x5D012C880480A2E1ab4345f6F374CFf73e040331",
    "userId": "10449019"
  }
}