{
  "manageEntity": {
    "action": "Repost",
    "entityId": "598602414",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9871035477def567cc7971d7cdd1b5c4c277ccbf6c597511004c8b1f5a7c8f37",
    "signature": "0x8158de17ad8f7dda91249dd9460f92c5b8f1347df52e95f70a431fcee4b84dcd754989faa7da4c5e22bf17e20f5d4a2d8adb93734319406fca9ec672219a6fb51c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}