{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x933df4b15c27da12c88409e4acd922cdf022fba6ca07114dc96ed45a4f9ea3ad",
    "signature": "0xa51fec3a84aa4b177693b254c4f8ca45816e0b927980020cea5ec6ff05a8683d61901a88a7fc4c9d565898e2dece678050ab29aed21402e8d0d82b94ba03c29c1c",
    "signer": "0x89715A6F0c23C84cE71166083899D25bE26BfBC1",
    "userId": "952196459"
  }
}