{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "352613",
    "entityType": "User",
    "nonce": "0xa37e4f13f82695ad15cdfecdf80243aace8627158f0c7d79c142932f2d965668",
    "signature": "0x89622f4e1e9717873717dc000f53f88e26c970c2f43957713ce5224ec79f563e56115f311d54fc7fbfaed2eca2b1158a6d112d81093cdaa2a26820156f36ebc21c",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}