{
  "manageEntity": {
    "action": "Repost",
    "entityId": "691338781",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8b0dbcacde2eae93523320d4a3273dad11fc7004527427b2fbdafd01c3edf2da",
    "signature": "0x210da82d1f7383b2c1b412a2a2a2efe1cde25cb61d4cd06a55be1ffa682a2cc003141a3aa3fd40c518097362759d88e774b3c2b4634ce5ef8cd8b709fe6d26a11b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}