{
  "manageEntity": {
    "action": "Repost",
    "entityId": "664017428",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x68d790616471b5c11162c0d8afe1b7932259047286b02e10d8278f33ba020107",
    "signature": "0x3489a48e1bd2625aa773d1476743fdd612640033c5f8ce63333cd3aace4437d2327ff7d06b03466337f139b9ce02158b074ee9df138d4670b247ad5f4f8bdad11b",
    "signer": "0xD24F8A2501472e4c9FD5dfCCDF80B550912c7FB0",
    "userId": "887242445"
  }
}