{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "634795661",
    "entityType": "User",
    "nonce": "0x79b2b9a361ee54c605781f04592ed104b7f4cabdb2ba7c0566d4c0d8f0b363e6",
    "signature": "0x08be56bc28f5a5785fee121c3a94f2239cae21bbb563f7306f81b9cf6e6bf82b7520fad21161619f2c3f6e80bf608c7375897736f3629b7fcae4d9150b92c85c1b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}