{
  "manageEntity": {
    "action": "Repost",
    "entityId": "452257112",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x12233863efdae2aba69434a418fdd213c9e4c11b5bbcdbebf6b5b36c448b2977",
    "signature": "0x8477183731a9454a3fa193b1246ef59302ab19ee7d076d1a7fa9c49a95fceac1734c22bfd710a0ea2782ec44c1989d12002c00d40ab44ec2b18837fae3f9a2c91b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}