{
  "manageEntity": {
    "action": "Repost",
    "entityId": "751770",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0889fcf8c7385d3ef43da945c0c1997d4aac77280e3d8802eced509ea034ce23",
    "signature": "0x429a5508b355a1118394e5695d397cdf25d94bdfc5c967b12ff2268f977e52af2108595708fe6de9959150068edb04804dbb67bb8dfe90af0c3c0011ad211c651c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}