{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2015113",
    "entityType": "User",
    "nonce": "0x89df4c3d95e2bad5c1ffb35a61147fb98346fb7bd932260fed5bf71cac9f01d7",
    "signature": "0xbb0fce0415334a9a5d6e8eee5885497b70842f083dab65589deeda7266c2028b55d84477578b3afd73b5ba8b5db2ad59bfa77958cbf826f2ef0b709ecf37491a1b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}