{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x8179eb40c943acc5699e44dadc9cc224988e0d71fd34201a1a088d3477ca2778",
    "signature": "0xcf5253da19bfe1f7a8b7c16f6f6fd8d6eedb5302766b7ddf0da7eb8e1c7ab01b54203fa66365c075d733baad24334015ce88c9ce99c5d7232f728c8c591f32541b",
    "signer": "0xdD03ED106abBEF4982159500e32B8602B985a69B",
    "userId": "444965341"
  }
}