{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0xbb5c72285ca5a316d86120f069b539f1b095d2ca48af31245066142bbb53042e",
    "signature": "0x238cc02ab83902da20a25cdfd281454c7b969b293341b861f8b416975a60f41a0a87fdf8525882bc35f686e07ccc375f1cdd7a00f60d5932980b5206651de5191b",
    "signer": "0x312b5C3647baE91C2fD8A30a64Fe5F6E9ed848d6",
    "userId": "332185878"
  }
}