{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53010",
    "entityType": "User",
    "nonce": "0xdf9f111f8c0250bfb1da11206def673e009487b30ce848c05d7fc90a6a8622f2",
    "signature": "0x28bbddbaae10d5925b4b6b0f44a8ccd5c701d856ea1908fb4040b9f8c5809ea000e782e92fb80795cc80aab14cf43b05e43215220801083b82dce93aceadf63f1c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}