{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "792856682",
    "entityType": "User",
    "nonce": "0xe334cd10bf71ae28889b0faea7b0511d4ee6e3f37206fd2bcbd460fa6b6a2752",
    "signature": "0x49410533df444e98839ad63dfb0826ad8a48432f26b228ab8e332121457af0090fe0161660128cd1df05a68336f1225a51cb174ce54cdcc8a19a31ea357c4e941c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}