{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "64670",
    "entityType": "User",
    "nonce": "0x885ed850289388a85ee56a7b858db3ef9015100d14d089800ea3f165da9e6097",
    "signature": "0xeded2e65c3b84cbc2cad49a0731723a544003ca12048157ff3aa37bc60406f9240cdf50692c1ea3d62fd3608f75f9a1795bab61f0d39a0396555613e72d9a37e1b",
    "signer": "0x92cb84764d2b00ac3BA14De1887E6D2A74784E30",
    "userId": "928887301"
  }
}