{
  "manageEntity": {
    "action": "Repost",
    "entityId": "520149665",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x38ef031e36d367db60fdbc2577dfab9bf0cac46f32c3f1637bdfce39ff67dd9c",
    "signature": "0xb4f6edd1181c59b54389d4dc95457aef9c21d1a644bce22a08dc70645c8ff39d234514b37fbbee97d867b7eab08c9d707744730aff14f929c4aa2b51869d6eae1b",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}