{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "295962",
    "entityType": "User",
    "nonce": "0x3bb134de191d11d44d7459f38e07dd0e01c4abe1c2067457223174faa2879c10",
    "signature": "0x95f1b01708cd0af6f393217e31fb96b1d3a4904e9265c8374e9f5d425d5fa85e7f11c076f0e793b19633d67ea0489a55fda8df358de781b61477ad786629f8fe1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}