{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "143081",
    "entityType": "User",
    "nonce": "0x384d703af31501dff67209863c11ce1ea8a4b2c7fdb24014acac70f114d6b736",
    "signature": "0xdce373b4f92e1ff422e1e10b801352cfd54d1299090627441cf22f900aad5818265cf289f2483f578fa073912cd95670c3174b7845fa5bdd4cfb7323bdf050481b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}