{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x4261187f89fca2412ba95caeba2e69a90d4620bb98d66df1e2ebdbab697d59f6",
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    "signer": "0xD131D85dCb45420123612F0E81b342109e2B1193",
    "userId": "91368423"
  }
}