{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1419727",
    "entityType": "User",
    "nonce": "0x43ff9303a4f3d75a0cf6724a55462b61a6c5d5b8e1ac9350fd1dc0d7e077f00b",
    "signature": "0x36aec0e78b268e6b8f7fd15a53e2f62170cfe0809cd461558ee02031df64c97152d866a1f83c489cb18206f4ea49c80a1986abdb301c55ebd944e1676df0e74f1c",
    "signer": "0x07691D0C34E03020A13BE4B5a411B64CcFff5556",
    "userId": "9014"
  }
}