{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1387236640",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5480b64cc00c4a9eeaff8a3305a3bc19ba55e53c672b05e4138d92b4895c69b8",
    "signature": "0x54763963afaf231464c33f1e39f4bff758dcfef158f90d42217d8da4b81aa5c32266fad26951bf6446b480ea009ccc74a12882e4871d2b006b409e08ebc5c4621b",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}