{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27447",
    "entityType": "User",
    "nonce": "0x8e98a2ce2331f8039bed5d45251a424070c2ae172d55820a582d163d3811792a",
    "signature": "0x2b460d459353d9d7c42008fb909cc1fd1919e3814885d047bcc28fd9f7746eb75869079d1bd6958f95b4f14813523eb60ae97e87f2a6ddb30f9cd721984b57a91b",
    "signer": "0x745895918A1926af8a7B4C34Af51BdF98bf5C7C8",
    "userId": "54958731"
  }
}