{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "460147282",
    "entityType": "User",
    "nonce": "0xef32410d013c5d6b0e89ce824902da021bb434798d0c20cf394edadc40b0153a",
    "signature": "0x0237e4c66679744ce6432d7b27643e4df0b232149d21103aff9cf6bbdce174cb30cd62f11a93b57a7ac893b44d9f95fcc96cfbf916e7971a7975837b2b647a571c",
    "signer": "0x43FB3FC9D8Ef17aD9D2f41250bc75809a3D035Da",
    "userId": "593031615"
  }
}