{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "149248237",
    "entityType": "User",
    "nonce": "0xabffc2d384ba29edc0e85fcbdeed2a98fffa725fac13938c6f1ec07ec586a9f1",
    "signature": "0x9f4cb7e5d86a7227a7673af2523c3f7b4dfb3e4057b65d7423e4e703c616fa4146f8b9dab701f1adacd5192518a61e68c10ae4656d17a49a4305226cc74d4edd1b",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}