{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27909",
    "entityType": "User",
    "nonce": "0x965a51fcfc79ceaa9c6c96e22daf5cc218337d1dfe00aa52dcc7cb3edecca5ea",
    "signature": "0x0ec92a0af9a2b8621654d0e8fd8777c58f56ddc8c054e5cac44d14801cde75ab2f186590afbd0c13a90d1408d0088e25e193a84cc6a17a58b4aff499acc226ac1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}