{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "241207",
    "entityType": "User",
    "nonce": "0x167a838bc2f41aa736196bb08ceb93545232a95f470456066fb59b042b19b53f",
    "signature": "0xd6d24386892aa45e1346c6286d2ec4994fe9a569498dfe3d7b13b6ba9478b8eb3e35bda011fc64b6ab12a19cc34395c5ae41607f2ee7f8b3ffbf0b7f8b9426d51c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}