{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176201",
    "entityType": "User",
    "nonce": "0x141aa77c123f433e12eccea1621d7473b71660ef9e30a606992cd494ea9adbe7",
    "signature": "0xafc47bf057a720b0e6d2bcc6c68ea16662eca900bb5793941137b3301fb52a4c6734bcdba6ba3c388b68316a024410a0b49a609e55a49896e22fb5a984bb445c1b",
    "signer": "0x2D566E1DaC6fc148a694abe846B32e39B6584aa5",
    "userId": "890889753"
  }
}