{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428373",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4ece5b2c5a345d951339a270b11b60886f28265c748c3044be1b94ce3441f86b",
    "signature": "0x574a786a60b02cbd9ead2b0647da488b164352ad7681b10cac7c80d6c79b00c3459c485f233303e034fc651fb9a3bf6f4b8e0094ec113d361ec68382cce428661c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}