{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "347476",
    "entityType": "User",
    "nonce": "0xea2f535015d86600b42739a4fef16d115d125560327c4254e4c4a6ac0ed63546",
    "signature": "0xf2312f9d643de06f888b9b3d1587ae8e1bda04cfe45128f4df70b4b07cf760717d82869e6ee5172e487ffe76728687328ac8e7363a534b1671b9d00ff31e972d1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}