{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x7d258392a69ffc5bc90aa07d55c76732462fe40f67f061abcd7cae926f9a61cd",
    "signature": "0xd80e3637ad15df855717cb6759b83632fdaeeb4d1e0e562ed823d2f332748c8a5d87e181f21be547f90277d58b08118978d18e0a6991a831dbdad4ddf13e8b7f1c",
    "signer": "0xCedE64dcD8b0FdEDBdADF4b0ba433797eD6301c9",
    "userId": "638733607"
  }
}