{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "217157",
    "entityType": "User",
    "nonce": "0xa0ced8f386091d2e7be3a13bb863cede7d59528b0637d5404d36769fbd826d17",
    "signature": "0xa1aa97c09b5817ad526aea8699477f11e0286c96dcec9e486b60d039740cff6503b8e3df2f44c469d241a61aeefd53ffc806efc9131bcb8bad4b5736c90d6eec1b",
    "signer": "0xE0EaB915C3153F4a2DF5C6e7b8D58dAc829Fbf2f",
    "userId": "774741623"
  }
}