{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1644401002",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf72dcb906d36daf66eb52e132f7771e1ee303a16cc95b6cfca1199ac76dbf72e",
    "signature": "0x061ef4cf013551f267c264a7d32d5366a349e9f208f851cd6642eede50a331a22552cecd783319d80c255ce2915ee39187a4407743dc82e91f8a32313e7c26ce1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}