{
  "manageEntity": {
    "action": "Repost",
    "entityId": "559254463",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4fc705dacdc57508d855a4cdfb866bd99d3aeb43b3a68bb684677f48a5e119fe",
    "signature": "0x5fb4fadf26f66073f9610198734da376c049d74c6c619aae781a980086d655ad7c11bfcda64490934e270d1fee76841197b9623ed65593de134eb589c65f91b91c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}