{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "9962",
    "entityType": "User",
    "nonce": "0x7079a79d5fea4fddfbf9afd90febbdbfafec7226a76b57d6c758c405d6718e4f",
    "signature": "0xd9eb675cc592695c91f4b10c83780007ea097cc54f3eb66704316dee7f91173257361860b5714c9a0bc695bad65842ad101d46b4759ac37815e8728a01ace1b71c",
    "signer": "0x195d9eE11400245E841C02c4b4288a90A8195e91",
    "userId": "103785872"
  }
}