{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "156732",
    "entityType": "User",
    "nonce": "0xd46b3c947453b2755e4db8475088dad7a5d5d53ff9e6736e1a3b8d6493142265",
    "signature": "0x06e91b329920a0034757ae20c4038c2eb5e22a0d479f1208c10b43200e7a130a02ab08d089a7aa8835a225b5b14b5a31324fb201cf9129c456b3753dcbd760581c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}