{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xb29bd7e79b80e9468285037a23ff271602c1551d70d6b5e4ce184e6e0d7617ed",
    "signature": "0x076a07a74099a44d3a3c21a4abf6f0019b7ce14aa1995fd8fc8af15c79a7e988596e31829370d1955523401508d85d29e2b09dea80db1effd29440444d79b7301b",
    "signer": "0xAE2C51897C4bac0CF77bf478C3B6f1D8E74C8202",
    "userId": "673165756"
  }
}