{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "205075370",
    "entityType": "User",
    "nonce": "0x110095ea36c92bf3edc270ce043bc322a0178c96144b64a9268d5d8e75c3eca2",
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    "signer": "0x5CAe6773591d120fdca4004C3a25C07786C0Dc30",
    "userId": "508867504"
  }
}