{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "363614",
    "entityType": "User",
    "nonce": "0xdd7f0f06df864f3cc94b252d0b7f9555baea8c18263e7604a33d250a1700767f",
    "signature": "0x763f10666827450f21b5639b0c2cbbeeca79afab68f70c8b7290f2ae4114b144056de1da9617c8e7b5bd08edb51c1ba89cd975305c74ba0cb04026985f9682121c",
    "signer": "0x6A29a28652c5866aB50f6690188bB7D36a01CB9d",
    "userId": "645940872"
  }
}