{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x89cf27d8d6e32aecf647bdc4190b0e920f1ae9720b3bb5ef5476b0080c3a12b8",
    "signature": "0x015f3562fd483fb0bdd3526284c54e0d3e509df42919d1bbae87ba96178a5087294ec339e1a2e1ef28eb9eeb54e28d66c1f4104fc53f42a75ab63756e5f0546e1c",
    "signer": "0xd5F33C00B7a0774F6A95571166bA160Ff90c4A2A",
    "userId": "691975177"
  }
}