{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "105070627",
    "entityType": "User",
    "nonce": "0xb6b0b1429d1fb616f3f8e20a653687d0934b9c68e82144b98c2cc5275b7ac722",
    "signature": "0x39160e895688eb87d9e78bc9a2f665da8e965b2c63bab6f281196cd226cff1a529428d00c32d3c0aa029c402f3e779dfa9e7881d1be31a1910cd32dd2c0143861c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}