{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127964526",
    "entityType": "User",
    "nonce": "0xd73cd94151ad73ff677baf104e4b69b8c2c0de9461cd06f2d5b141922db8b4ab",
    "signature": "0x96c8df51a739042c75d1e3eba21df2cabd3f317190ad550d7561e240725462713ab497b2c543592599986c407ba96ff9b23a84db20c73bcac6723452d6cd03a61b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}