{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "960158487",
    "entityType": "User",
    "nonce": "0x805faed77012575ffe4fe36cba39109fbf316f8e2a2bb02ce69dda46cd5ca4d9",
    "signature": "0xd8b16bdb0a4469d7008434047c5569645bb088afb80277715ebaca6ee39ac5436d2866ff80f21db8fd553042ac0039bac4867dc74d8f100cbbe06b76629c6cf81b",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}