{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "142026",
    "entityType": "User",
    "nonce": "0x2fec73c23742730f6db16cc26110d2b4ec6ef62694281593f59c9f67b25c5fc5",
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    "signer": "0xB9861DDCe7453beBD84F71018262415682CCe89e",
    "userId": "360658655"
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}