{
  "manageEntity": {
    "action": "Repost",
    "entityId": "476830144",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdd69fd3ca002aec9a5fd6f354d3818bfce1acb509b9d26d09b08dc0af99ce99c",
    "signature": "0xa7dff2648fdcbaf9bdd82ef29ad767711632b168890442a5a0ce5007077b29b40e02810ca819b116c73b376766d8a33fb31c8e56de1a18db59650681a64f253d1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}