{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "154589",
    "entityType": "User",
    "nonce": "0xeca7dc10e87e0a5ea8735b7c81271bb20feb535e035ca1da86f1b7deb38c06b1",
    "signature": "0x5b2f93655b2aa40fbca0ae96bdb828f472c871464e96aca16cfc0a7a351486ac35e53e176828ee1d312874e64c3f1558e3b483d226c4125bc4a6e362abebec441c",
    "signer": "0x07cB076DaACCA202F3ffB2dF4A778b16AcEf28Ee",
    "userId": "998685050"
  }
}