{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "461177",
    "entityType": "User",
    "nonce": "0x41bcf9b1d2a1c99bee13da6a3d5f219c1b457d098dd8bb887322a8e79bbe6095",
    "signature": "0xc84d60b8608ec96e82f400c52673987320ce8c3786ba954166037874f663bb1f447975e142acf4043a544cd937258ea9fe718a007f288c7563bc6571300a1c421b",
    "signer": "0xFA54BdDbc2fd0fA514bA36393EF2F5a80Ee9C49b",
    "userId": "428192787"
  }
}