{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "9245",
    "entityType": "User",
    "nonce": "0xb1d406292e79d673d11e6e0428fc92d75204b920907c61feac9b582434818eff",
    "signature": "0x913f5ea7d08c0b42a2b5e9f2db6755471a86621d14950f5d15d66597524ee69e7ca4779b2aaabc8d1bcb44722dbe6c222a60481c1026496ec6ba87dfe4530a461b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}