{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x79518c8fef2f6719baeddaf3fe54c042eba61ce8cca8adc032f01ffb712565d4",
    "signature": "0xc2422d2eacd873c25cade86f8b56d7fcd391e128ce9797a5283c3cf0777d7f28296da29ce458f1901874bb0656a122072b4d317cf46468ac23c2c2b0314cb2e71b",
    "signer": "0x79168E0F64c2D750DF25702b043ee9578398dffc",
    "userId": "353959156"
  }
}