{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "979036008",
    "entityType": "User",
    "nonce": "0xddbd7cb27185ece8f2e6552b3c85b716bc2d6cfbfa817807f2528a7c55f2a3f6",
    "signature": "0x495d9bdbca819815e3151f17b3282772b16153dc2a592dd19cc6f6b781304b6401f79aefe60c064be27b600b0c1da1cf5daeac3e77f84db04a08edc36378a11b1c",
    "signer": "0xcBFBf860488b647E167A7020ac01A0A0c34Bf981",
    "userId": "4601100"
  }
}