{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x641687114ca51ed9756082fcd7953ca5d106b6e03a2718043f76f2254cdcdf10",
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    "signer": "0xD21192e92319319249f3df55efE06b0809861c8f",
    "userId": "924892254"
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}