{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "828403040",
    "entityType": "User",
    "nonce": "0x275135c6bda56e3d7cf288e76e89c000acf5a67fc93993e6fae3f0e62c35a585",
    "signature": "0x9905ddc071bc6df6b83c18e855f558d907596d154caf36b595cc38cfd72e63bf4b03c7da5bb0343bfe18fdc53c77129eb21c2d2dc67b497c5922211fd33287941b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}