{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "135457",
    "entityType": "User",
    "nonce": "0xee24485b3731aacd541c8c57e97b594f14a8065a7d4344bdd9328f76fe636aed",
    "signature": "0x7fe2e61321b608573279f5b7eb547614e930ca22dacb5ef00a5500f2794805a5716d45cfad463561c6621c80c1899d7b4c5ee1e447c7ad3390f3e502922d346a1b",
    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}