{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "368122",
    "entityType": "User",
    "nonce": "0x7e0ab97bdd33ff96ad84207ea607619a50271ca52e4420bf5841e8261987b47b",
    "signature": "0x0003d7df539e646a0eb8b97cba90df692f8a5c6da8531bba7976292c638e753225ab3f044977ce84ca9e6fa335912c175217a05e048e79eb73015f0d8789d5eb1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}