{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "50936",
    "entityType": "User",
    "nonce": "0x4d16a91373b0798f1ca2f86a52da9b895cab43310bacc119fe5d214b59ff24c7",
    "signature": "0x236ffea6f75cd062815ccd900976c3f354ee02b5b2a82b6e60c75fed870e3e7f6f2ee243c101bd568890eee4389872c265c168876ced5e2e2a34e5e5e04dd2df1b",
    "signer": "0x04C487103E1682a6a5C5eA5E5Ae9A9C6bE6262d6",
    "userId": "828682183"
  }
}