{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "317191113",
    "entityType": "User",
    "nonce": "0x196a26d0b8b53fe1b966071f7a44b32a11357fffe4bfe44f932e839de55711b0",
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    "signer": "0xF7628Ea36C0C266E289b7538b033fB949A6C31ff",
    "userId": "386745392"
  }
}