{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127964526",
    "entityType": "User",
    "nonce": "0x0c4f47d989ffc0bafe9ef8bed48417a4c29db8b829fbe20143cbcbaf9bfccda5",
    "signature": "0xd91a0b1a2eb2fabcdacee26df583b3088a782b461ee7794ce82ac5ba794c5da852f2711b6de6bb218a5a8a98c37e7c60910df51134bfc3e1e461fd08b88a65591b",
    "signer": "0xbbB98413eB671bb0000F0b18A2A7Cae9631043E1",
    "userId": "98311147"
  }
}