{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "842627272",
    "entityType": "User",
    "nonce": "0x17b785c57f23210ce63bec174ba9920ead90801e20f3c3c8b36ed82060bf1c43",
    "signature": "0x8b336fb0803931082804c1fe9a01e83830e1d77d1d1b5814d4dbbb9733b85fd94e169e08e9849110a66fbe00cb3b904e6e5736740743fc809423a82bfd69b0321c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}