{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x2b3f756f9d1eab2b22ac009e6b0015aedbaa7a28a38f2b4927d9b80e97314dfe",
    "signature": "0xa16af444200706c9868bbcbed1f08e904ce6eac31750f986b9939e3cf370720c3fdc37102e3a00f6f3826683549d87f143cd6f6d6aa2e5b08c39adde0999c09c1c",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}