{
  "manageEntity": {
    "action": "Repost",
    "entityId": "616891506",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x96b7e647690fbcec3561f17074d976f13969c5b0d0ddcae80485fe988c0c9bb1",
    "signature": "0xc93e89f61bb287d0a514ac3b8a61803697a991ede7fdd793b9742be0b31e2eba314c434af14071bda753e52a44bd9beea0cd4ba8a2e2e6a035c032ae8d06ce8e1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}