{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x893b16ac6e67be5d63c5e96498b0a837c27bcf269815d8c1409970b7142bee07",
    "signature": "0xec1c3ec434b47af6d73d2e2bea7c9efb26c64404500e0a2f23e441224e59ac4e22c050a754b20b7b9989ad633ce0fe60a40cfe7685beb11ac6a177dd3a4af9281b",
    "signer": "0x64F598C81c0625EA190d421bEe9C604A9EaD5ea6",
    "userId": "462839245"
  }
}