{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "288167767",
    "entityType": "User",
    "nonce": "0x4b578651b0b8915e4d5058b2c03dcc31da68ad28c0add56f845cef5444e46fbe",
    "signature": "0xdcead06cee15842d8de1793a711f39a7b82bce1c26a8532ef6f4512a0801a98c33a99ae977c905aaab91ad64a247614ad34086bb67f101a88f8d62df0b54d23a1b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}