{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "446645802",
    "entityType": "User",
    "nonce": "0xd36d23a7acb4a25de97defce10b56295b499e5a407917aa8052ca737af58a98b",
    "signature": "0x4a4c60df8cdba166f1207ead2ea79f825c4811aa84b795d05811b6b4c41834bd53a09d78641dff9ada3bc241094707d47448cb3a2481a5db34afd1ae24e72aa11b",
    "signer": "0x85716762Eec590d7cED7237cd3177cc25FA3f95d",
    "userId": "897051051"
  }
}