{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0xacf8963e51c5063b58d51787723d95e31bd603b42a7c998ee76befbe916fafad",
    "signature": "0xebb8df71cb2540e18222acf10c5833c7e9a32b3ef480f7698922f709cad284884cbb88d06d622420ce992a8b04fc0377c421cf8664bb43739896a102dee0a7981b",
    "signer": "0x80BaBdd7604de656E45b52EFA056548D7C078B36",
    "userId": "790313179"
  }
}