{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0xa739ba2f2a291a0e9d9c4ce1b270135ac04382f9a2ef4029f57d8d864c19dc73",
    "signature": "0x3e2300863290d3817115e4507327d368bc7827cf585cda246f55518e811152b1796b79af22b0c47a2d84772c6a8eb58e46d7840f566bb2a7eba2c2f4f82e9a351c",
    "signer": "0xad12A53B30a86D04715B5663c5832Df6E2Cb9710",
    "userId": "980941"
  }
}