{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1463955",
    "entityType": "User",
    "nonce": "0xf741b448bad1f074957ab4717c3d38e6914c48410ae3fc0b481ef19e9ee2dcff",
    "signature": "0x06197f554e207e7631ce84a8a00e9f168c2802d44f86ea0e516d2a456bd89da46a1e51d7129ee5b836e076364ed185b045b420f5e380f53f99ee876609e959731c",
    "signer": "0x4B8960b62360073E2472A74bfbd80138387fE211",
    "userId": "86339"
  }
}