{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53279",
    "entityType": "User",
    "nonce": "0x85a020186083a63829d372c2fd3b77bbd1bd33782337a632587979f8ba507011",
    "signature": "0x0adcb7bcab0aa210b054cf55ce8e6ee3c71c524f0bbea9bd06295cfc603587721fc5c40726a07e18634ef6961d0c1baee8c353c646cf39d85355d4cce965621c1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}