{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "982660256",
    "entityType": "User",
    "nonce": "0xf6942fa126068b133c662509cd39daf264333280a236535d359a847cbbe7ac20",
    "signature": "0xb5f683dacce2346309fee44fe03d5208225ff16cd9dcce46ecc075cf10e49fad7ae9868288ba220cfb6d91d5f821e3c450ca16fc91bcc3dc5a6e98647e9e20361b",
    "signer": "0xE0EaB915C3153F4a2DF5C6e7b8D58dAc829Fbf2f",
    "userId": "774741623"
  }
}