{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544190",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7e7ea577ce04ca57e1157ab57184b409d120eca003c626e4e5b3147ed923b908",
    "signature": "0xa574a57e0d4da9e4796775a5b19eb73be328abbccb042380bdf14e13bd8565541d9f61cb718d11af1dc5096f4eb864f9b8447d72e1ca2c045f96720eec167b291b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}