{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "325624",
    "entityType": "User",
    "nonce": "0x786fab26755d6a9bf7e397f2f9e2e20850b2dbc857756fa51b3cdef77a8ac638",
    "signature": "0x0bf0c2cd698b834bdd905e9b21fb1d96b962d35209bdb3d5b9e8cc08c8da447d5f5811e8cf6a4ff50f3824f935c50b69c5f091380198cc859adf4319271540371b",
    "signer": "0x9369ae91F6A1cC4996D9126FD991d64e7E24c805",
    "userId": "333763354"
  }
}