{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "895527427",
    "entityType": "User",
    "nonce": "0xb5b88f56971f4efa20a52d3819c75b12310f0e6cf3cc330bb174af2dadaa2b6e",
    "signature": "0x1dec5e93a0747ac1b074b89c5ab7517535c87858577dcda38bb41da0c66a22604e513730e39f59f5384c30e07cfc4939e351ff980ace596faeac2a88d968260d1b",
    "signer": "0x019c1Ea6f901A4f7AeAa1daD2842a34Fdf9A9FB2",
    "userId": "798348033"
  }
}